glibc: update headers to 2.33

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for the AArch64 Linux ABI.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Define FP_FAST_* macros.  AArch64 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.  AArch64 Linux version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -72,4 +72,5 @@
 #define HWCAP2_BF16		(1 << 14)
 #define HWCAP2_DGH		(1 << 15)
 #define HWCAP2_RNG		(1 << 16)
-#define HWCAP2_BTI		(1 << 17)
\ No newline at end of file
+#define HWCAP2_BTI		(1 << 17)
+#define HWCAP2_MTE		(1 << 18)
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-128 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/AArch64 version.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -24,6 +24,7 @@
    arch/arm64/include/uapi/asm/mman.h.  */
 
 #define PROT_BTI	0x10
+#define PROT_MTE	0x20
 
 #include <bits/mman-map-flags-generic.h>

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  AArch64 version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* sigstack, sigaltstack definitions.
-   Copyright (C) 2015-2020 Free Software Foundation, Inc.
+   Copyright (C) 2015-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2011-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.

@@ -1,5 +1,5 @@
 /* AArch64 internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,6 +1,6 @@
-/* Copyright (C) 2011-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
@@ -17,29 +17,15 @@
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 #include <bits/endian.h>
 #include <bits/wordsize.h>
 
-/* 64-bit libc uses the kernel's 'struct stat', accessed via the
-   stat() syscall; 32-bit libc uses the kernel's 'struct stat64'
-   and accesses it via the stat64() syscall.  All the various
-   APIs offered by libc use the kernel shape for their struct stat
-   structure; the only difference is that 32-bit programs not
-   using __USE_FILE_OFFSET64 only see the low 32 bits of some
-   of the fields (specifically st_ino, st_size, and st_blocks).  */
-#define _STAT_VER_KERNEL	0
-#define _STAT_VER_LINUX		0
-#define _STAT_VER		_STAT_VER_KERNEL
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	0
-
 #if defined __USE_FILE_OFFSET64
 # define __field64(type, type64, name) type64 name
 #elif __WORDSIZE == 64 || defined __INO_T_MATCHES_INO64_T
@@ -138,37 +124,4 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif /* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  For the generic Linux ABI.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.

@@ -1,6 +1,6 @@
 /* Determine the wordsize from the preprocessor defines.
 
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/AArch64 version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2009-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2009-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for the AArch64 Linux ABI.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Define FP_FAST_* macros.  AArch64 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.  AArch64 Linux version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -72,4 +72,5 @@
 #define HWCAP2_BF16		(1 << 14)
 #define HWCAP2_DGH		(1 << 15)
 #define HWCAP2_RNG		(1 << 16)
-#define HWCAP2_BTI		(1 << 17)
\ No newline at end of file
+#define HWCAP2_BTI		(1 << 17)
+#define HWCAP2_MTE		(1 << 18)
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-128 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/AArch64 version.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -24,6 +24,7 @@
    arch/arm64/include/uapi/asm/mman.h.  */
 
 #define PROT_BTI	0x10
+#define PROT_MTE	0x20
 
 #include <bits/mman-map-flags-generic.h>

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  AArch64 version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* sigstack, sigaltstack definitions.
-   Copyright (C) 2015-2020 Free Software Foundation, Inc.
+   Copyright (C) 2015-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2011-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.

@@ -1,5 +1,5 @@
 /* AArch64 internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,6 +1,6 @@
-/* Copyright (C) 2011-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
@@ -17,29 +17,15 @@
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 #include <bits/endian.h>
 #include <bits/wordsize.h>
 
-/* 64-bit libc uses the kernel's 'struct stat', accessed via the
-   stat() syscall; 32-bit libc uses the kernel's 'struct stat64'
-   and accesses it via the stat64() syscall.  All the various
-   APIs offered by libc use the kernel shape for their struct stat
-   structure; the only difference is that 32-bit programs not
-   using __USE_FILE_OFFSET64 only see the low 32 bits of some
-   of the fields (specifically st_ino, st_size, and st_blocks).  */
-#define _STAT_VER_KERNEL	0
-#define _STAT_VER_LINUX		0
-#define _STAT_VER		_STAT_VER_KERNEL
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	0
-
 #if defined __USE_FILE_OFFSET64
 # define __field64(type, type64, name) type64 name
 #elif __WORDSIZE == 64 || defined __INO_T_MATCHES_INO64_T
@@ -138,37 +124,4 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif /* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  For the generic Linux ABI.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.

@@ -1,6 +1,6 @@
 /* Determine the wordsize from the preprocessor defines.
 
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/AArch64 version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2009-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2009-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.  ARM Linux version.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  Arm version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  Arm version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  ARM version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Default read-write lock implementation struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,28 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
-
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX		3
-#define _STAT_VER		_STAT_VER_LINUX	/* The one defined below.  */
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
+#include <bits/endian.h>
+#include <bits/wordsize.h>
 
 struct stat
   {
@@ -136,37 +127,5 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
 
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/ARM version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word definitions.  ARM VFP version.
-   Copyright (C) 2004-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.  ARM Linux version.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  Arm version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  Arm version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  ARM version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Default read-write lock implementation struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,28 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
-
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX		3
-#define _STAT_VER		_STAT_VER_LINUX	/* The one defined below.  */
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
+#include <bits/endian.h>
+#include <bits/wordsize.h>
 
 struct stat
   {
@@ -136,37 +127,5 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
 
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/ARM version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word definitions.  ARM VFP version.
-   Copyright (C) 2004-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.  ARM Linux version.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  Arm version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  Arm version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  ARM version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Default read-write lock implementation struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,28 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
-
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX		3
-#define _STAT_VER		_STAT_VER_LINUX	/* The one defined below.  */
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
+#include <bits/endian.h>
+#include <bits/wordsize.h>
 
 struct stat
   {
@@ -136,37 +127,5 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
 
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/ARM version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word definitions.  ARM VFP version.
-   Copyright (C) 2004-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.  ARM Linux version.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  Arm version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  Arm version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  ARM version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Default read-write lock implementation struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,28 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
-
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX		3
-#define _STAT_VER		_STAT_VER_LINUX	/* The one defined below.  */
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
+#include <bits/endian.h>
+#include <bits/wordsize.h>
 
 struct stat
   {
@@ -136,37 +127,5 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
 
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/ARM version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word definitions.  ARM VFP version.
-   Copyright (C) 2004-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -0,0 +1,14 @@
+#ifndef _BITS_ENDIANNESS_H
+#define _BITS_ENDIANNESS_H 1
+
+#ifndef _BITS_ENDIAN_H
+# error "Never use <bits/endianness.h> directly; include <endian.h> instead."
+#endif
+
+#ifdef __CSKYBE__
+# error "Big endian not supported for C-SKY."
+#else
+# define __BYTE_ORDER __LITTLE_ENDIAN
+#endif
+
+#endif /* bits/endianness.h */
\ No newline at end of file

@@ -0,0 +1,56 @@
+/* O_*, F_*, FD_* bit values for the generic Linux ABI.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef	_FCNTL_H
+# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 64
+# define __O_LARGEFILE	0
+#endif
+
+struct flock
+  {
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.	*/
+    short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+#ifndef __USE_FILE_OFFSET64
+    __off_t l_start;	/* Offset where the lock begins.  */
+    __off_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#else
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#endif
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+
+#ifdef __USE_LARGEFILE64
+struct flock64
+  {
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.	*/
+    short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+#endif
+
+/* Include generic Linux declarations.  */
+#include <bits/fcntl-linux.h>
\ No newline at end of file

@@ -0,0 +1,111 @@
+/* Floating point environment.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+#ifdef __csky_hard_float__
+/* Define bits representing the exception.  We use the bit positions
+   of the appropriate bits in the FPU control word.  */
+enum
+  {
+    FE_INVALID =
+#define FE_INVALID	0x01
+      FE_INVALID,
+    FE_DIVBYZERO =
+#define FE_DIVBYZERO	0x02
+      FE_DIVBYZERO,
+    FE_OVERFLOW =
+#define FE_OVERFLOW	0x04
+      FE_OVERFLOW,
+    FE_UNDERFLOW =
+#define FE_UNDERFLOW	0x08
+      FE_UNDERFLOW,
+    FE_INEXACT =
+#define FE_INEXACT	0x10
+      FE_INEXACT,
+    __FE_DENORMAL = 0x20
+  };
+
+#define FE_ALL_EXCEPT \
+	(FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID)
+
+/* The C-SKY FPU supports all of the four defined rounding modes.  We
+   use again the bit positions in the FPU control word as the values
+   for the appropriate macros.  */
+enum
+  {
+    FE_TONEAREST =
+#define FE_TONEAREST	(0x0 << 24)
+      FE_TONEAREST,
+    FE_TOWARDZERO =
+#define FE_TOWARDZERO	(0x1 << 24)
+      FE_TOWARDZERO,
+    FE_UPWARD =
+#define FE_UPWARD	(0x2 << 24)
+      FE_UPWARD,
+    FE_DOWNWARD =
+#define FE_DOWNWARD	(0x3 << 24)
+      FE_DOWNWARD,
+    __FE_ROUND_MASK = (0x3 << 24)
+  };
+
+#else
+
+/* In the soft-float case, only rounding to nearest is supported, with
+   no exceptions.  */
+
+enum
+  {
+    __FE_UNDEFINED = -1,
+
+    FE_TONEAREST =
+# define FE_TONEAREST	0x0
+      FE_TONEAREST
+  };
+
+# define FE_ALL_EXCEPT 0
+
+#endif
+
+/* Type representing exception flags.  */
+typedef unsigned int fexcept_t;
+
+/* Type representing floating-point environment.  */
+typedef struct
+{
+  unsigned int __fpcr;
+  unsigned int __fpsr;
+} fenv_t;
+
+/* If the default argument is used we use this value.  */
+#define FE_DFL_ENV	((const fenv_t *) -1)
+
+#if defined __USE_GNU && defined __csky_hard_float__
+/* Floating-point environment where none of the exceptions are masked.  */
+# define FE_NOMASK_ENV	((const fenv_t *) -2)
+#endif
+
+#if __GLIBC_USE (IEC_60559_BFP_EXT_C2X)
+/* Type representing floating-point control modes.  */
+typedef unsigned int femode_t;
+
+/* Default floating-point control modes.  */
+# define FE_DFL_MODE	((const femode_t *) -1L)
+#endif
\ No newline at end of file

@@ -0,0 +1,52 @@
+/* Macros to control TS 18661-3 glibc features.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this glibc
+   includes corresponding *f128 interfaces for it.  */
+#define __HAVE_FLOAT128 0
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#define __HAVE_DISTINCT_FLOAT128 0
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 0
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1.
+   E.g.: #define __f128(x) x##f128.  */
+# undef __f128
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
+   E.g.: #define __CFLOAT128 _Complex _Float128.  */
+# undef __CFLOAT128
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
\ No newline at end of file

@@ -0,0 +1,55 @@
+/* Machine-specific declarations for dynamic linker interface.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _LINK_H
+# error "Never include <bits/link.h> directly; use <link.h> instead."
+#endif
+
+/* Registers for entry into PLT on C-SKY.  */
+typedef struct La_csky_regs
+{
+  uint32_t lr_reg[4];
+  uint32_t lr_sp;
+  uint32_t lr_lr;
+} La_csky_regs;
+
+/* Return values for calls from PLT on C-SKY.  */
+typedef struct La_csky_retval
+{
+  /* Up to four integer registers can be used for a return value.  */
+  uint32_t lrv_reg[4];
+  uint32_t lrv_v0;
+} La_csky_retval;
+
+__BEGIN_DECLS
+
+extern Elf32_Addr la_csky_gnu_pltenter (Elf32_Sym *__sym, unsigned int __ndx,
+					uintptr_t *__refcook,
+					uintptr_t *__defcook,
+					La_csky_regs *__regs,
+					unsigned int *__flags,
+					const char *__symname,
+					long int *__framesizep);
+extern unsigned int la_csky_gnu_pltexit (Elf32_Sym *__sym, unsigned int __ndx,
+					 uintptr_t *__refcook,
+					 uintptr_t *__defcook,
+					 const La_csky_regs *__inregs,
+					 La_csky_retval *__outregs,
+					 const char *__symname);
+
+__END_DECLS
\ No newline at end of file

@@ -0,0 +1,53 @@
+/* Properties of long double type.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License  published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+/* This header is included by <sys/cdefs.h>.
+
+   If long double is ABI-compatible with double, it should define
+   __NO_LONG_DOUBLE_MATH to 1; otherwise, it should leave
+   __NO_LONG_DOUBLE_MATH undefined.
+
+   If this build of the GNU C Library supports both long double
+   ABI-compatible with double and some other long double format not
+   ABI-compatible with double, it should define
+   __LONG_DOUBLE_MATH_OPTIONAL to 1; otherwise, it should leave
+   __LONG_DOUBLE_MATH_OPTIONAL undefined.
+
+   If __NO_LONG_DOUBLE_MATH is already defined, this header must not
+   define anything; this is needed to work with the definition of
+   __NO_LONG_DOUBLE_MATH in nldbl-compat.h.  */
+
+/* In the default version of this header, long double is
+   ABI-compatible with double.  */
+#ifndef __NO_LONG_DOUBLE_MATH
+# define __NO_LONG_DOUBLE_MATH	1
+#endif
+
+/* The macro __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI is used to determine the
+   choice of the underlying ABI of long double.  It will always assume
+   a constant value for each translation unit.
+
+   If the value is non-zero, any API which is parameterized by the long
+   double type (i.e the scanf/printf family of functions or the explicitly
+   parameterized math.h functions) will be redirected to a compatible
+   implementation using _Float128 ABI via symbols suffixed with ieee128.
+
+   The mechanism this macro uses to acquire may be a function
+   of architecture, or target specific options used to invoke the
+   compiler.  */
+#define __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI 0
\ No newline at end of file

@@ -0,0 +1,37 @@
+/* Types for registers for sys/procfs.h.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_PROCFS_H
+# error "Never include <bits/procfs.h> directly; use <sys/procfs.h> instead."
+#endif
+
+#include <asm/ptrace.h>
+
+/* Type for a general-purpose register.  */
+typedef unsigned long elf_greg_t;
+/* Type for a floating-point registers.  */
+typedef unsigned long elf_fpreg_t;
+
+/* In gdb/bfd elf32-csky.c, csky_elf_grok_prstatus() use fixed size of
+   elf_prstatus.  It's 148 for abiv1 and 220 for abiv2, the size is enough
+   for coredump and no need full sizeof (struct pt_regs).  */
+#define ELF_NGREG ((sizeof (struct pt_regs) / sizeof (elf_greg_t)) - 2)
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+
+#define ELF_NFPREG (sizeof (struct user_fp) / sizeof (elf_fpreg_t))
+typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
\ No newline at end of file

@@ -0,0 +1,34 @@
+/* Define the machine-dependent type `jmp_buf'.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _CSKY_BITS_SETJMP_H
+#define _CSKY_BITS_SETJMP_H 1
+
+typedef struct __jmp_buf_str
+  {
+    /* Stack pointer.  */
+    int __sp;
+    int __lr;
+    /* The actual core defines which registers should be saved.  The
+       buffer contains 32 words, keep space for future growth.
+       Callee-saved registers:
+       r4 ~ r11, r16 ~ r17, r26 ~r31 for abiv2; r8 ~ r14 for abiv1.  */
+    int __regs[32];
+  } __jmp_buf[1];
+
+#endif
\ No newline at end of file

@@ -0,0 +1,29 @@
+/* Define SHMLBA.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_SHM_H
+# error "Never use <bits/shmlba.h> directly; include <sys/shm.h> instead."
+#endif
+
+__BEGIN_DECLS
+
+/* Segment low boundary address multiple.  */
+#define SHMLBA		(__getpagesize () << 2)
+extern int __getpagesize (void) __THROW __attribute__ ((__const__));
+
+__END_DECLS
\ No newline at end of file

@@ -0,0 +1,86 @@
+/* Copyright (C) 2011-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_STATFS_H
+# error "Never include <bits/statfs.h> directly; use <sys/statfs.h> instead."
+#endif
+
+#include <bits/endian.h>
+#include <bits/types.h>
+#include <bits/wordsize.h>
+
+/* 64-bit libc uses the kernel's 'struct statfs', accessed via the
+   statfs() syscall; 32-bit libc uses the kernel's 'struct statfs64'
+   and accesses it via the statfs64() syscall.  All the various
+   APIs offered by libc use the kernel shape for their struct statfs
+   structure; the only difference is that 32-bit programs not
+   using __USE_FILE_OFFSET64 only see the low 32 bits of some
+   of the fields (the __fsblkcnt_t and __fsfilcnt_t fields).  */
+
+#if defined __USE_FILE_OFFSET64
+# define __field64(type, type64, name) type64 name
+#elif __WORDSIZE == 64 || __STATFS_MATCHES_STATFS64
+# define __field64(type, type64, name) type name
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+# define __field64(type, type64, name) \
+  type name __attribute__((__aligned__ (__alignof__ (type64)))); int __##name##_pad
+#else
+# define __field64(type, type64, name) \
+  int __##name##_pad __attribute__((__aligned__ (__alignof__ (type64)))); type name
+#endif
+
+struct statfs
+  {
+    __SWORD_TYPE f_type;
+    __SWORD_TYPE f_bsize;
+    __field64(__fsblkcnt_t, __fsblkcnt64_t, f_blocks);
+    __field64(__fsblkcnt_t, __fsblkcnt64_t, f_bfree);
+    __field64(__fsblkcnt_t, __fsblkcnt64_t, f_bavail);
+    __field64(__fsfilcnt_t, __fsfilcnt64_t, f_files);
+    __field64(__fsfilcnt_t, __fsfilcnt64_t, f_ffree);
+    __fsid_t f_fsid;
+    __SWORD_TYPE f_namelen;
+    __SWORD_TYPE f_frsize;
+    __SWORD_TYPE f_flags;
+    __SWORD_TYPE f_spare[4];
+  };
+
+#undef __field64
+
+#ifdef __USE_LARGEFILE64
+struct statfs64
+  {
+    __SWORD_TYPE f_type;
+    __SWORD_TYPE f_bsize;
+    __fsblkcnt64_t f_blocks;
+    __fsblkcnt64_t f_bfree;
+    __fsblkcnt64_t f_bavail;
+    __fsfilcnt64_t f_files;
+    __fsfilcnt64_t f_ffree;
+    __fsid_t f_fsid;
+    __SWORD_TYPE f_namelen;
+    __SWORD_TYPE f_frsize;
+    __SWORD_TYPE f_flags;
+    __SWORD_TYPE f_spare[4];
+  };
+#endif
+
+/* Tell code we have these members.  */
+#define _STATFS_F_NAMELEN
+#define _STATFS_F_FRSIZE
+#define _STATFS_F_FLAGS
\ No newline at end of file

@@ -0,0 +1,61 @@
+/* Default read-write lock implementation struct definitions.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef __RWLOCK_INTERNAL_H
+#define __RWLOCK_INTERNAL_H
+
+#include <bits/endian.h>
+
+/* Generic struct for both POSIX read-write lock.  New ports are expected
+   to use the default layout, however archictetures can redefine it to add
+   arch-specific extensions (such as lock-elision).  The struct have a size
+   of 32 bytes on both LP32 and LP64 architectures.  */
+
+struct __pthread_rwlock_arch_t
+{
+  unsigned int __readers;
+  unsigned int __writers;
+  unsigned int __wrphase_futex;
+  unsigned int __writers_futex;
+  unsigned int __pad3;
+  unsigned int __pad4;
+  /* FLAGS must stay at its position in the structure to maintain
+     binary compatibility.  */
+#if __BYTE_ORDER == __BIG_ENDIAN
+  unsigned char __pad1;
+  unsigned char __pad2;
+  unsigned char __shared;
+  unsigned char __flags;
+#else
+  unsigned char __flags;
+  unsigned char __shared;
+  unsigned char __pad1;
+  unsigned char __pad2;
+#endif
+  int __cur_writer;
+};
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
+#endif
+
+#endif
\ No newline at end of file

@@ -1,6 +1,6 @@
-/* Copyright (C) 2011-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
@@ -17,29 +17,15 @@
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 #include <bits/endian.h>
 #include <bits/wordsize.h>
 
-/* 64-bit libc uses the kernel's 'struct stat', accessed via the
-   stat() syscall; 32-bit libc uses the kernel's 'struct stat64'
-   and accesses it via the stat64() syscall.  All the various
-   APIs offered by libc use the kernel shape for their struct stat
-   structure; the only difference is that 32-bit programs not
-   using __USE_FILE_OFFSET64 only see the low 32 bits of some
-   of the fields (specifically st_ino, st_size, and st_blocks).  */
-#define _STAT_VER_KERNEL	0
-#define _STAT_VER_LINUX		0
-#define _STAT_VER		_STAT_VER_KERNEL
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	0
-
 #if defined __USE_FILE_OFFSET64
 # define __field64(type, type64, name) type64 name
 #elif __WORDSIZE == 64 || defined __INO_T_MATCHES_INO64_T
@@ -138,37 +124,4 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif /* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -0,0 +1,108 @@
+/* bits/typesizes.h -- underlying types for *_t.  For the generic Linux ABI.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _BITS_TYPES_H
+# error "Never include <bits/typesizes.h> directly; use <sys/types.h> instead."
+#endif
+
+#ifndef	_BITS_TYPESIZES_H
+#define	_BITS_TYPESIZES_H	1
+
+/* See <bits/types.h> for the meaning of these macros.  This file exists so
+   that <bits/types.h> need not vary across different GNU platforms.  */
+#if __TIMESIZE == 64 && __WORDSIZE == 32
+/* These are the "new" y2038 types defined for architectures added after
+   the 5.1 kernel.  */
+# define __INO_T_TYPE		__UQUAD_TYPE
+# define __OFF_T_TYPE		__SQUAD_TYPE
+# define __RLIM_T_TYPE		__UQUAD_TYPE
+# define __BLKCNT_T_TYPE	__SQUAD_TYPE
+# define __FSBLKCNT_T_TYPE	__UQUAD_TYPE
+# define __FSFILCNT_T_TYPE	__UQUAD_TYPE
+# define __TIME_T_TYPE		__SQUAD_TYPE
+# define __SUSECONDS_T_TYPE	__SQUAD_TYPE
+#else
+# define __INO_T_TYPE		__ULONGWORD_TYPE
+# define __OFF_T_TYPE		__SLONGWORD_TYPE
+# define __RLIM_T_TYPE		__ULONGWORD_TYPE
+# define __BLKCNT_T_TYPE	__SLONGWORD_TYPE
+# define __FSBLKCNT_T_TYPE	__ULONGWORD_TYPE
+# define __FSFILCNT_T_TYPE	__ULONGWORD_TYPE
+# define __TIME_T_TYPE		__SLONGWORD_TYPE
+# define __SUSECONDS_T_TYPE	__SLONGWORD_TYPE
+#endif
+
+#define __DEV_T_TYPE		__UQUAD_TYPE
+#define __UID_T_TYPE		__U32_TYPE
+#define __GID_T_TYPE		__U32_TYPE
+#define __INO64_T_TYPE		__UQUAD_TYPE
+#define __MODE_T_TYPE		__U32_TYPE
+#define __NLINK_T_TYPE		__U32_TYPE
+#define __OFF64_T_TYPE		__SQUAD_TYPE
+#define __PID_T_TYPE		__S32_TYPE
+#define __RLIM64_T_TYPE		__UQUAD_TYPE
+#define	__BLKCNT64_T_TYPE	__SQUAD_TYPE
+#define	__FSBLKCNT64_T_TYPE	__UQUAD_TYPE
+#define	__FSFILCNT64_T_TYPE	__UQUAD_TYPE
+#define	__FSWORD_T_TYPE		__SWORD_TYPE
+#define	__ID_T_TYPE		__U32_TYPE
+#define __CLOCK_T_TYPE		__SLONGWORD_TYPE
+#define __USECONDS_T_TYPE	__U32_TYPE
+#define __SUSECONDS64_T_TYPE	__SQUAD_TYPE
+#define __DADDR_T_TYPE		__S32_TYPE
+#define __KEY_T_TYPE		__S32_TYPE
+#define __CLOCKID_T_TYPE	__S32_TYPE
+#define __TIMER_T_TYPE		void *
+#define __BLKSIZE_T_TYPE	__S32_TYPE
+#define __FSID_T_TYPE		struct { int __val[2]; }
+#define __SSIZE_T_TYPE		__SWORD_TYPE
+#define __SYSCALL_SLONG_TYPE	__SLONGWORD_TYPE
+#define __SYSCALL_ULONG_TYPE	__ULONGWORD_TYPE
+#define __CPU_MASK_TYPE 	__ULONGWORD_TYPE
+
+#if defined __LP64__ || (__TIMESIZE == 64 && __WORDSIZE == 32)
+/* Tell the libc code that off_t and off64_t are actually the same type
+   for all ABI purposes, even if possibly expressed as different base types
+   for C type-checking purposes.  */
+# define __OFF_T_MATCHES_OFF64_T	1
+
+/* Same for ino_t and ino64_t.  */
+# define __INO_T_MATCHES_INO64_T	1
+
+/* And for __rlim_t and __rlim64_t.  */
+# define __RLIM_T_MATCHES_RLIM64_T	1
+
+/* And for fsblkcnt_t, fsblkcnt64_t, fsfilcnt_t and fsfilcnt64_t.  */
+# define __STATFS_MATCHES_STATFS64  1
+
+/* And for getitimer, setitimer and rusage  */
+# define __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64 (__WORDSIZE == 64)
+#else
+# define __RLIM_T_MATCHES_RLIM64_T	0
+
+# define __STATFS_MATCHES_STATFS64  0
+
+# define __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64 0
+#endif
+
+/* Number of descriptors that can fit in an `fd_set'.  */
+#define	__FD_SETSIZE		1024
+
+
+#endif /* bits/typesizes.h */
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#define __WORDSIZE			32
+#define __WORDSIZE_TIME64_COMPAT32	0
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file

@@ -0,0 +1,32 @@
+/* This file is automatically generated.
+   It defines macros to allow user program to find the shared
+   library files which come as part of GNU libc.  */
+#ifndef __GNU_LIB_NAMES_H
+#define __GNU_LIB_NAMES_H	1
+
+#define LD_LINUX_CSKYV2_SO              "ld-linux-cskyv2.so.1"
+#define LD_SO                           "ld-linux-cskyv2.so.1"
+#define LIBANL_SO                       "libanl.so.1"
+#define LIBBROKENLOCALE_SO              "libBrokenLocale.so.1"
+#define LIBCRYPT_SO                     "libcrypt.so.1"
+#define LIBC_SO                         "libc.so.6"
+#define LIBDL_SO                        "libdl.so.2"
+#define LIBGCC_S_SO                     "libgcc_s.so.1"
+#define LIBMVEC_SO                      "libmvec.so.1"
+#define LIBM_SO                         "libm.so.6"
+#define LIBNSL_SO                       "libnsl.so.1"
+#define LIBNSS_COMPAT_SO                "libnss_compat.so.2"
+#define LIBNSS_DB_SO                    "libnss_db.so.2"
+#define LIBNSS_DNS_SO                   "libnss_dns.so.2"
+#define LIBNSS_FILES_SO                 "libnss_files.so.2"
+#define LIBNSS_HESIOD_SO                "libnss_hesiod.so.2"
+#define LIBNSS_LDAP_SO                  "libnss_ldap.so.2"
+#define LIBNSS_TEST1_SO                 "libnss_test1.so.2"
+#define LIBNSS_TEST2_SO                 "libnss_test2.so.2"
+#define LIBPTHREAD_SO                   "libpthread.so.0"
+#define LIBRESOLV_SO                    "libresolv.so.2"
+#define LIBRT_SO                        "librt.so.1"
+#define LIBTHREAD_DB_SO                 "libthread_db.so.1"
+#define LIBUTIL_SO                      "libutil.so.1"
+
+#endif	/* gnu/lib-names.h */
\ No newline at end of file

@@ -0,0 +1,38 @@
+/* This file is automatically generated.
+   It defines a symbol `__stub_FUNCTION' for each function
+   in the C library which is a stub, meaning it will fail
+   every time called, usually setting errno to ENOSYS.  */
+
+#ifdef _LIBC
+ #error Applications may not define the macro _LIBC
+#endif
+
+#define __stub___compat_bdflush
+#define __stub___compat_create_module
+#define __stub___compat_get_kernel_syms
+#define __stub___compat_query_module
+#define __stub___compat_uselib
+#define __stub_chflags
+#define __stub_fchflags
+#define __stub_feclearexcept
+#define __stub_fedisableexcept
+#define __stub_feenableexcept
+#define __stub_fegetenv
+#define __stub_fegetexcept
+#define __stub_fegetexceptflag
+#define __stub_fegetmode
+#define __stub_fegetround
+#define __stub_feholdexcept
+#define __stub_feraiseexcept
+#define __stub_fesetenv
+#define __stub_fesetexcept
+#define __stub_fesetexceptflag
+#define __stub_fesetmode
+#define __stub_fesetround
+#define __stub_fetestexcept
+#define __stub_feupdateenv
+#define __stub_gtty
+#define __stub_revoke
+#define __stub_setlogin
+#define __stub_sigreturn
+#define __stub_stty
\ No newline at end of file

@@ -0,0 +1,36 @@
+/* C-SKY cache flushing interface.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_CACHECTL_H
+#define _SYS_CACHECTL_H 1
+
+#include <features.h>
+
+/* Get the kernel definition for the op bits.  */
+#include <asm/cachectl.h>
+
+__BEGIN_DECLS
+
+#ifdef __USE_MISC
+extern int cacheflush (void *__addr, const int __nbytes,
+		       const int __op) __THROW;
+#endif
+
+__END_DECLS
+
+#endif /* sys/cachectl.h */
\ No newline at end of file

@@ -0,0 +1,89 @@
+/* struct ucontext definition, C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_UCONTEXT_H
+#define _SYS_UCONTEXT_H	1
+
+#include <features.h>
+
+#include <bits/types/sigset_t.h>
+#include <bits/types/stack_t.h>
+
+typedef struct
+  {
+    unsigned long __tls;
+    unsigned long __lr;
+    unsigned long __pc;
+    unsigned long __sr;
+    unsigned long __usp;
+
+    /*
+     * a0, a1, a2, a3:
+     * abiv1: r2, r3, r4, r5
+     * abiv2: r0, r1, r2, r3
+     */
+
+    unsigned long __orig_a0;
+    unsigned long __a0;
+    unsigned long __a1;
+    unsigned long __a2;
+    unsigned long __a3;
+
+    /*
+     * ABIV2: r4 ~ r13
+     */
+    unsigned long __regs[10];
+
+    /* r16 ~ r30 */
+    unsigned long __exregs[15];
+
+    unsigned long __rhi;
+    unsigned long __rlo;
+    unsigned long __glibc_reserved;
+  } gregset_t;
+
+typedef struct
+  {
+    unsigned long __vr[64];
+    unsigned long __fcr;
+    unsigned long __fesr;
+    unsigned long __fid;
+    unsigned long __glibc_reserved;
+  } fpregset_t;
+
+/* Context to describe whole processor state.  */
+typedef struct
+  {
+    gregset_t __gregs;
+    fpregset_t __fpregs;
+  } mcontext_t;
+
+/* Userlevel context.  */
+typedef struct ucontext_t
+  {
+    unsigned long int __uc_flags;
+    struct ucontext_t *uc_link;
+    stack_t uc_stack;
+    mcontext_t uc_mcontext;
+    sigset_t uc_sigmask;
+  } ucontext_t;
+
+#undef __ctx
+
+
+#endif /* sys/ucontext.h */
\ No newline at end of file

@@ -0,0 +1,23 @@
+/* This file is not used by C-SKY GDB. ptrace can use pt_regs definition
+   from linux kernel directly.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_USER_H
+#define _SYS_USER_H  1
+
+#endif /* _SYS_USER_H */
\ No newline at end of file

@@ -0,0 +1,148 @@
+/* FPU control word bits.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _FPU_CONTROL_H
+#define _FPU_CONTROL_H
+
+/* C-SKY FPU floating point control register bits.
+
+   31-28  -> Reserved (read as 0, write with 0).
+   27     -> 0: Flush denormalized results to zero.
+             1: Flush denormalized results to signed minimal normal number.
+   26     -> Reserved (read as 0, write with 0).
+   25-24  -> Rounding control.
+   23-6   -> Reserved (read as 0, write with 0).
+    5     -> Enable exception for input denormalized exception.
+    4     -> Enable exception for inexact exception.
+    3     -> Enable exception for underflow exception.
+    2     -> Enable exception for overflow exception.
+    1     -> Enable exception for division by zero exception.
+    0     -> Enable exception for invalid operation exception.
+
+   Rounding Control:
+   00 - Rounding to nearest (RN).
+   01 - Rounding toward zero (RZ).
+   10 - Rounding (up) toward plus infinity (RP).
+   11 - Rounding (down)toward minus infinity (RM).
+
+   C-SKY FPU floating point exception status register bits.
+
+   15     -> Accumulate bit for any exception.
+   14     -> Reserved (read as 0, write with 0).
+   13     -> Cause bit for input denormalized exception.
+   12     -> Cause bit for inexact exception.
+   11     -> Cause bit for underflow exception.
+   10     -> Cause bit for overflow exception.
+    9     -> Cause bit for division by zero exception.
+    8     -> Cause bit for invalid operation exception.
+    7     -> Flag bit for any exception.
+    6     -> Reserved (read as 0, write with 0).
+    5     -> Flag exception for input denormalized exception.
+    4     -> Flag exception for inexact exception.
+    3     -> Flag exception for underflow exception.
+    2     -> Flag exception for overflow exception.
+    1     -> Flag exception for division by zero exception.
+    0     -> Flag exception for invalid operation exception.  */
+
+#include <features.h>
+
+#ifdef __csky_soft_float__
+
+# define _FPU_RESERVED 0xffffffff
+# define _FPU_DEFAULT  0x00000000
+typedef unsigned int fpu_control_t;
+# define _FPU_GETCW(cw) (cw) = 0
+# define _FPU_SETCW(cw) (void) (cw)
+# define _FPU_GETFPSR(cw) (cw) = 0
+# define _FPU_SETFPSR(cw) (void) (cw)
+extern fpu_control_t __fpu_control;
+
+#else /* __csky_soft_float__ */
+
+/* Masking of interrupts.  */
+# define _FPU_MASK_IDE     (1 << 5)  /* Input denormalized exception.  */
+# define _FPU_MASK_IXE     (1 << 4)  /* Inexact exception.  */
+# define _FPU_MASK_UFE     (1 << 3)  /* Underflow exception.  */
+# define _FPU_MASK_OFE     (1 << 2)  /* Overflow exception.  */
+# define _FPU_MASK_DZE     (1 << 1)  /* Division by zero exception.  */
+# define _FPU_MASK_IOE     (1 << 0)  /* Invalid operation exception.  */
+
+# define _FPU_MASK_FEA     (1 << 15) /* Case for any exception.  */
+# define _FPU_MASK_FEC     (1 << 7)  /* Flag for any exception.  */
+
+/* Flush denormalized numbers to zero.  */
+# define _FPU_FLUSH_TZ   0x8000000
+
+/* Rounding control.  */
+# define _FPU_RC_NEAREST (0x0 << 24)     /* RECOMMENDED.  */
+# define _FPU_RC_ZERO    (0x1 << 24)
+# define _FPU_RC_UP      (0x2 << 24)
+# define _FPU_RC_DOWN    (0x3 << 24)
+
+# define _FPU_RESERVED      0xf460ffc0  /* Reserved bits in cw.  */
+# define _FPU_FPSR_RESERVED 0xffff4040
+
+/* The fdlibm code requires strict IEEE double precision arithmetic,
+   and no interrupts for exceptions, rounding to nearest.  */
+
+# define _FPU_DEFAULT        0x00000000
+# define _FPU_FPSR_DEFAULT   0x00000000
+
+/* IEEE: same as above, but exceptions.  */
+# define _FPU_FPCR_IEEE     0x0000001F
+# define _FPU_FPSR_IEEE     0x00000000
+
+/* Type of the control word.  */
+typedef unsigned int fpu_control_t;
+
+/* Macros for accessing the hardware control word.  */
+# if (__CSKY__ == 2)
+#  define _FPU_GETCW(cw) __asm__ volatile ("mfcr %0, cr<1, 2>" : "=a" (cw))
+#  define _FPU_SETCW(cw) __asm__ volatile ("mtcr %0, cr<1, 2>" : : "a" (cw))
+#  define _FPU_GETFPSR(cw) __asm__ volatile ("mfcr %0, cr<2, 2>" : "=a" (cw))
+#  define _FPU_SETFPSR(cw) __asm__ volatile ("mtcr %0, cr<2, 2>" : : "a" (cw))
+# else
+#  define _FPU_GETCW(cw) __asm__ volatile ("1: cprcr  %0, cpcr2 \n"          \
+                                         "   btsti  %0, 31    \n"           \
+                                         "   bt     1b        \n"           \
+                                         "   cprcr  %0, cpcr1\n" : "=b" (cw))
+
+#  define _FPU_SETCW(cw) __asm__ volatile ("1: cprcr  r7, cpcr2 \n"          \
+                                         "   btsti  r7, 31    \n"           \
+                                         "   bt     1b        \n"           \
+                                         "   cpwcr  %0, cpcr1 \n"           \
+                                         : : "b" (cw) : "r7")
+
+#  define _FPU_GETFPSR(cw) __asm__ volatile ("1: cprcr  %0, cpcr2 \n"        \
+                                           "   btsti  %0, 31    \n"         \
+                                           "   bt     1b        \n"         \
+                                           "   cprcr  %0, cpcr4\n" : "=b" (cw))
+
+#  define _FPU_SETFPSR(cw) __asm__ volatile ("1: cprcr  r7, cpcr2 \n"        \
+                                           "   btsti  r7, 31    \n"         \
+                                           "   bt     1b        \n"         \
+                                           "   cpwcr %0, cpcr4  \n"         \
+                                           : : "b" (cw) : "r7")
+# endif /* __CSKY__ != 2 */
+
+/* Default control word set at startup.  */
+extern fpu_control_t __fpu_control;
+
+#endif /* !__csky_soft_float__ */
+
+#endif /* fpu_control.h */
\ No newline at end of file

@@ -0,0 +1,14 @@
+#ifndef _BITS_ENDIANNESS_H
+#define _BITS_ENDIANNESS_H 1
+
+#ifndef _BITS_ENDIAN_H
+# error "Never use <bits/endianness.h> directly; include <endian.h> instead."
+#endif
+
+#ifdef __CSKYBE__
+# error "Big endian not supported for C-SKY."
+#else
+# define __BYTE_ORDER __LITTLE_ENDIAN
+#endif
+
+#endif /* bits/endianness.h */
\ No newline at end of file

@@ -0,0 +1,56 @@
+/* O_*, F_*, FD_* bit values for the generic Linux ABI.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef	_FCNTL_H
+# error "Never use <bits/fcntl.h> directly; include <fcntl.h> instead."
+#endif
+
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 64
+# define __O_LARGEFILE	0
+#endif
+
+struct flock
+  {
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.	*/
+    short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+#ifndef __USE_FILE_OFFSET64
+    __off_t l_start;	/* Offset where the lock begins.  */
+    __off_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#else
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+#endif
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+
+#ifdef __USE_LARGEFILE64
+struct flock64
+  {
+    short int l_type;	/* Type of lock: F_RDLCK, F_WRLCK, or F_UNLCK.	*/
+    short int l_whence;	/* Where `l_start' is relative to (like `lseek').  */
+    __off64_t l_start;	/* Offset where the lock begins.  */
+    __off64_t l_len;	/* Size of the locked area; zero means until EOF.  */
+    __pid_t l_pid;	/* Process holding the lock.  */
+  };
+#endif
+
+/* Include generic Linux declarations.  */
+#include <bits/fcntl-linux.h>
\ No newline at end of file

@@ -0,0 +1,111 @@
+/* Floating point environment.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+#ifdef __csky_hard_float__
+/* Define bits representing the exception.  We use the bit positions
+   of the appropriate bits in the FPU control word.  */
+enum
+  {
+    FE_INVALID =
+#define FE_INVALID	0x01
+      FE_INVALID,
+    FE_DIVBYZERO =
+#define FE_DIVBYZERO	0x02
+      FE_DIVBYZERO,
+    FE_OVERFLOW =
+#define FE_OVERFLOW	0x04
+      FE_OVERFLOW,
+    FE_UNDERFLOW =
+#define FE_UNDERFLOW	0x08
+      FE_UNDERFLOW,
+    FE_INEXACT =
+#define FE_INEXACT	0x10
+      FE_INEXACT,
+    __FE_DENORMAL = 0x20
+  };
+
+#define FE_ALL_EXCEPT \
+	(FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID)
+
+/* The C-SKY FPU supports all of the four defined rounding modes.  We
+   use again the bit positions in the FPU control word as the values
+   for the appropriate macros.  */
+enum
+  {
+    FE_TONEAREST =
+#define FE_TONEAREST	(0x0 << 24)
+      FE_TONEAREST,
+    FE_TOWARDZERO =
+#define FE_TOWARDZERO	(0x1 << 24)
+      FE_TOWARDZERO,
+    FE_UPWARD =
+#define FE_UPWARD	(0x2 << 24)
+      FE_UPWARD,
+    FE_DOWNWARD =
+#define FE_DOWNWARD	(0x3 << 24)
+      FE_DOWNWARD,
+    __FE_ROUND_MASK = (0x3 << 24)
+  };
+
+#else
+
+/* In the soft-float case, only rounding to nearest is supported, with
+   no exceptions.  */
+
+enum
+  {
+    __FE_UNDEFINED = -1,
+
+    FE_TONEAREST =
+# define FE_TONEAREST	0x0
+      FE_TONEAREST
+  };
+
+# define FE_ALL_EXCEPT 0
+
+#endif
+
+/* Type representing exception flags.  */
+typedef unsigned int fexcept_t;
+
+/* Type representing floating-point environment.  */
+typedef struct
+{
+  unsigned int __fpcr;
+  unsigned int __fpsr;
+} fenv_t;
+
+/* If the default argument is used we use this value.  */
+#define FE_DFL_ENV	((const fenv_t *) -1)
+
+#if defined __USE_GNU && defined __csky_hard_float__
+/* Floating-point environment where none of the exceptions are masked.  */
+# define FE_NOMASK_ENV	((const fenv_t *) -2)
+#endif
+
+#if __GLIBC_USE (IEC_60559_BFP_EXT_C2X)
+/* Type representing floating-point control modes.  */
+typedef unsigned int femode_t;
+
+/* Default floating-point control modes.  */
+# define FE_DFL_MODE	((const femode_t *) -1L)
+#endif
\ No newline at end of file

@@ -0,0 +1,52 @@
+/* Macros to control TS 18661-3 glibc features.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the IEEE 754 binary128 format, and this glibc
+   includes corresponding *f128 interfaces for it.  */
+#define __HAVE_FLOAT128 0
+
+/* Defined to 1 if __HAVE_FLOAT128 is 1 and the type is ABI-distinct
+   from the default float, double and long double types in this glibc.  */
+#define __HAVE_DISTINCT_FLOAT128 0
+
+/* Defined to 1 if the current compiler invocation provides a
+   floating-point type with the right format for _Float64x, and this
+   glibc includes corresponding *f64x interfaces for it.  */
+#define __HAVE_FLOAT64X 0
+
+/* Defined to 1 if __HAVE_FLOAT64X is 1 and _Float64x has the format
+   of long double.  Otherwise, if __HAVE_FLOAT64X is 1, _Float64x has
+   the format of _Float128, which must be different from that of long
+   double.  */
+#define __HAVE_FLOAT64X_LONG_DOUBLE 0
+
+#ifndef __ASSEMBLER__
+
+/* Defined to concatenate the literal suffix to be used with _Float128
+   types, if __HAVE_FLOAT128 is 1.
+   E.g.: #define __f128(x) x##f128.  */
+# undef __f128
+
+/* Defined to a complex binary128 type if __HAVE_FLOAT128 is 1.
+   E.g.: #define __CFLOAT128 _Complex _Float128.  */
+# undef __CFLOAT128
+
+#endif /* !__ASSEMBLER__.  */
+
+#include <bits/floatn-common.h>
\ No newline at end of file

@@ -0,0 +1,55 @@
+/* Machine-specific declarations for dynamic linker interface.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _LINK_H
+# error "Never include <bits/link.h> directly; use <link.h> instead."
+#endif
+
+/* Registers for entry into PLT on C-SKY.  */
+typedef struct La_csky_regs
+{
+  uint32_t lr_reg[4];
+  uint32_t lr_sp;
+  uint32_t lr_lr;
+} La_csky_regs;
+
+/* Return values for calls from PLT on C-SKY.  */
+typedef struct La_csky_retval
+{
+  /* Up to four integer registers can be used for a return value.  */
+  uint32_t lrv_reg[4];
+  uint32_t lrv_v0;
+} La_csky_retval;
+
+__BEGIN_DECLS
+
+extern Elf32_Addr la_csky_gnu_pltenter (Elf32_Sym *__sym, unsigned int __ndx,
+					uintptr_t *__refcook,
+					uintptr_t *__defcook,
+					La_csky_regs *__regs,
+					unsigned int *__flags,
+					const char *__symname,
+					long int *__framesizep);
+extern unsigned int la_csky_gnu_pltexit (Elf32_Sym *__sym, unsigned int __ndx,
+					 uintptr_t *__refcook,
+					 uintptr_t *__defcook,
+					 const La_csky_regs *__inregs,
+					 La_csky_retval *__outregs,
+					 const char *__symname);
+
+__END_DECLS
\ No newline at end of file

@@ -0,0 +1,53 @@
+/* Properties of long double type.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License  published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+/* This header is included by <sys/cdefs.h>.
+
+   If long double is ABI-compatible with double, it should define
+   __NO_LONG_DOUBLE_MATH to 1; otherwise, it should leave
+   __NO_LONG_DOUBLE_MATH undefined.
+
+   If this build of the GNU C Library supports both long double
+   ABI-compatible with double and some other long double format not
+   ABI-compatible with double, it should define
+   __LONG_DOUBLE_MATH_OPTIONAL to 1; otherwise, it should leave
+   __LONG_DOUBLE_MATH_OPTIONAL undefined.
+
+   If __NO_LONG_DOUBLE_MATH is already defined, this header must not
+   define anything; this is needed to work with the definition of
+   __NO_LONG_DOUBLE_MATH in nldbl-compat.h.  */
+
+/* In the default version of this header, long double is
+   ABI-compatible with double.  */
+#ifndef __NO_LONG_DOUBLE_MATH
+# define __NO_LONG_DOUBLE_MATH	1
+#endif
+
+/* The macro __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI is used to determine the
+   choice of the underlying ABI of long double.  It will always assume
+   a constant value for each translation unit.
+
+   If the value is non-zero, any API which is parameterized by the long
+   double type (i.e the scanf/printf family of functions or the explicitly
+   parameterized math.h functions) will be redirected to a compatible
+   implementation using _Float128 ABI via symbols suffixed with ieee128.
+
+   The mechanism this macro uses to acquire may be a function
+   of architecture, or target specific options used to invoke the
+   compiler.  */
+#define __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI 0
\ No newline at end of file

@@ -0,0 +1,37 @@
+/* Types for registers for sys/procfs.h.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_PROCFS_H
+# error "Never include <bits/procfs.h> directly; use <sys/procfs.h> instead."
+#endif
+
+#include <asm/ptrace.h>
+
+/* Type for a general-purpose register.  */
+typedef unsigned long elf_greg_t;
+/* Type for a floating-point registers.  */
+typedef unsigned long elf_fpreg_t;
+
+/* In gdb/bfd elf32-csky.c, csky_elf_grok_prstatus() use fixed size of
+   elf_prstatus.  It's 148 for abiv1 and 220 for abiv2, the size is enough
+   for coredump and no need full sizeof (struct pt_regs).  */
+#define ELF_NGREG ((sizeof (struct pt_regs) / sizeof (elf_greg_t)) - 2)
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+
+#define ELF_NFPREG (sizeof (struct user_fp) / sizeof (elf_fpreg_t))
+typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
\ No newline at end of file

@@ -0,0 +1,34 @@
+/* Define the machine-dependent type `jmp_buf'.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _CSKY_BITS_SETJMP_H
+#define _CSKY_BITS_SETJMP_H 1
+
+typedef struct __jmp_buf_str
+  {
+    /* Stack pointer.  */
+    int __sp;
+    int __lr;
+    /* The actual core defines which registers should be saved.  The
+       buffer contains 32 words, keep space for future growth.
+       Callee-saved registers:
+       r4 ~ r11, r16 ~ r17, r26 ~r31 for abiv2; r8 ~ r14 for abiv1.  */
+    int __regs[32];
+  } __jmp_buf[1];
+
+#endif
\ No newline at end of file

@@ -0,0 +1,29 @@
+/* Define SHMLBA.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_SHM_H
+# error "Never use <bits/shmlba.h> directly; include <sys/shm.h> instead."
+#endif
+
+__BEGIN_DECLS
+
+/* Segment low boundary address multiple.  */
+#define SHMLBA		(__getpagesize () << 2)
+extern int __getpagesize (void) __THROW __attribute__ ((__const__));
+
+__END_DECLS
\ No newline at end of file

@@ -0,0 +1,86 @@
+/* Copyright (C) 2011-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_STATFS_H
+# error "Never include <bits/statfs.h> directly; use <sys/statfs.h> instead."
+#endif
+
+#include <bits/endian.h>
+#include <bits/types.h>
+#include <bits/wordsize.h>
+
+/* 64-bit libc uses the kernel's 'struct statfs', accessed via the
+   statfs() syscall; 32-bit libc uses the kernel's 'struct statfs64'
+   and accesses it via the statfs64() syscall.  All the various
+   APIs offered by libc use the kernel shape for their struct statfs
+   structure; the only difference is that 32-bit programs not
+   using __USE_FILE_OFFSET64 only see the low 32 bits of some
+   of the fields (the __fsblkcnt_t and __fsfilcnt_t fields).  */
+
+#if defined __USE_FILE_OFFSET64
+# define __field64(type, type64, name) type64 name
+#elif __WORDSIZE == 64 || __STATFS_MATCHES_STATFS64
+# define __field64(type, type64, name) type name
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+# define __field64(type, type64, name) \
+  type name __attribute__((__aligned__ (__alignof__ (type64)))); int __##name##_pad
+#else
+# define __field64(type, type64, name) \
+  int __##name##_pad __attribute__((__aligned__ (__alignof__ (type64)))); type name
+#endif
+
+struct statfs
+  {
+    __SWORD_TYPE f_type;
+    __SWORD_TYPE f_bsize;
+    __field64(__fsblkcnt_t, __fsblkcnt64_t, f_blocks);
+    __field64(__fsblkcnt_t, __fsblkcnt64_t, f_bfree);
+    __field64(__fsblkcnt_t, __fsblkcnt64_t, f_bavail);
+    __field64(__fsfilcnt_t, __fsfilcnt64_t, f_files);
+    __field64(__fsfilcnt_t, __fsfilcnt64_t, f_ffree);
+    __fsid_t f_fsid;
+    __SWORD_TYPE f_namelen;
+    __SWORD_TYPE f_frsize;
+    __SWORD_TYPE f_flags;
+    __SWORD_TYPE f_spare[4];
+  };
+
+#undef __field64
+
+#ifdef __USE_LARGEFILE64
+struct statfs64
+  {
+    __SWORD_TYPE f_type;
+    __SWORD_TYPE f_bsize;
+    __fsblkcnt64_t f_blocks;
+    __fsblkcnt64_t f_bfree;
+    __fsblkcnt64_t f_bavail;
+    __fsfilcnt64_t f_files;
+    __fsfilcnt64_t f_ffree;
+    __fsid_t f_fsid;
+    __SWORD_TYPE f_namelen;
+    __SWORD_TYPE f_frsize;
+    __SWORD_TYPE f_flags;
+    __SWORD_TYPE f_spare[4];
+  };
+#endif
+
+/* Tell code we have these members.  */
+#define _STATFS_F_NAMELEN
+#define _STATFS_F_FRSIZE
+#define _STATFS_F_FLAGS
\ No newline at end of file

@@ -0,0 +1,61 @@
+/* Default read-write lock implementation struct definitions.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef __RWLOCK_INTERNAL_H
+#define __RWLOCK_INTERNAL_H
+
+#include <bits/endian.h>
+
+/* Generic struct for both POSIX read-write lock.  New ports are expected
+   to use the default layout, however archictetures can redefine it to add
+   arch-specific extensions (such as lock-elision).  The struct have a size
+   of 32 bytes on both LP32 and LP64 architectures.  */
+
+struct __pthread_rwlock_arch_t
+{
+  unsigned int __readers;
+  unsigned int __writers;
+  unsigned int __wrphase_futex;
+  unsigned int __writers_futex;
+  unsigned int __pad3;
+  unsigned int __pad4;
+  /* FLAGS must stay at its position in the structure to maintain
+     binary compatibility.  */
+#if __BYTE_ORDER == __BIG_ENDIAN
+  unsigned char __pad1;
+  unsigned char __pad2;
+  unsigned char __shared;
+  unsigned char __flags;
+#else
+  unsigned char __flags;
+  unsigned char __shared;
+  unsigned char __pad1;
+  unsigned char __pad2;
+#endif
+  int __cur_writer;
+};
+
+#if __BYTE_ORDER == __BIG_ENDIAN
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
+#endif
+
+#endif
\ No newline at end of file

@@ -0,0 +1,127 @@
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#if !defined _SYS_STAT_H && !defined _FCNTL_H
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
+#endif
+
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
+
+#include <bits/endian.h>
+#include <bits/wordsize.h>
+
+#if defined __USE_FILE_OFFSET64
+# define __field64(type, type64, name) type64 name
+#elif __WORDSIZE == 64 || defined __INO_T_MATCHES_INO64_T
+# if defined __INO_T_MATCHES_INO64_T && !defined __OFF_T_MATCHES_OFF64_T
+#  error "ino_t and off_t must both be the same type"
+# endif
+# define __field64(type, type64, name) type name
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+# define __field64(type, type64, name) \
+  type name __attribute__((__aligned__ (__alignof__ (type64)))); int __##name##_pad
+#else
+# define __field64(type, type64, name) \
+  int __##name##_pad __attribute__((__aligned__ (__alignof__ (type64)))); type name
+#endif
+
+struct stat
+  {
+    __dev_t st_dev;		/* Device.  */
+    __field64(__ino_t, __ino64_t, st_ino);  /* File serial number. */
+    __mode_t st_mode;		/* File mode.  */
+    __nlink_t st_nlink;		/* Link count.  */
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+    __dev_t st_rdev;		/* Device number, if device.  */
+    __dev_t __pad1;
+    __field64(__off_t, __off64_t, st_size);  /* Size of file, in bytes. */
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+    int __pad2;
+    __field64(__blkcnt_t, __blkcnt64_t, st_blocks);  /* 512-byte blocks */
+#ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;		/* Time of last access.  */
+    struct timespec st_mtim;		/* Time of last modification.  */
+    struct timespec st_ctim;		/* Time of last status change.  */
+# define st_atime st_atim.tv_sec	/* Backward compatibility.  */
+# define st_mtime st_mtim.tv_sec
+# define st_ctime st_ctim.tv_sec
+#else
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+#endif
+    int __glibc_reserved[2];
+  };
+
+#undef __field64
+
+#ifdef __USE_LARGEFILE64
+struct stat64
+  {
+    __dev_t st_dev;		/* Device.  */
+    __ino64_t st_ino;		/* File serial number.	*/
+    __mode_t st_mode;		/* File mode.  */
+    __nlink_t st_nlink;		/* Link count.  */
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+    __dev_t st_rdev;		/* Device number, if device.  */
+    __dev_t __pad1;
+    __off64_t st_size;		/* Size of file, in bytes.  */
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+    int __pad2;
+    __blkcnt64_t st_blocks;	/* Nr. 512-byte blocks allocated.  */
+#ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;		/* Time of last access.  */
+    struct timespec st_mtim;		/* Time of last modification.  */
+    struct timespec st_ctim;		/* Time of last status change.  */
+#else
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+#endif
+    int __glibc_reserved[2];
+  };
+#endif
+
+/* Tell code we have these members.  */
+#define	_STATBUF_ST_BLKSIZE
+#define _STATBUF_ST_RDEV
+/* Nanosecond resolution time values are supported.  */
+#define _STATBUF_ST_NSEC
+
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -0,0 +1,108 @@
+/* bits/typesizes.h -- underlying types for *_t.  For the generic Linux ABI.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _BITS_TYPES_H
+# error "Never include <bits/typesizes.h> directly; use <sys/types.h> instead."
+#endif
+
+#ifndef	_BITS_TYPESIZES_H
+#define	_BITS_TYPESIZES_H	1
+
+/* See <bits/types.h> for the meaning of these macros.  This file exists so
+   that <bits/types.h> need not vary across different GNU platforms.  */
+#if __TIMESIZE == 64 && __WORDSIZE == 32
+/* These are the "new" y2038 types defined for architectures added after
+   the 5.1 kernel.  */
+# define __INO_T_TYPE		__UQUAD_TYPE
+# define __OFF_T_TYPE		__SQUAD_TYPE
+# define __RLIM_T_TYPE		__UQUAD_TYPE
+# define __BLKCNT_T_TYPE	__SQUAD_TYPE
+# define __FSBLKCNT_T_TYPE	__UQUAD_TYPE
+# define __FSFILCNT_T_TYPE	__UQUAD_TYPE
+# define __TIME_T_TYPE		__SQUAD_TYPE
+# define __SUSECONDS_T_TYPE	__SQUAD_TYPE
+#else
+# define __INO_T_TYPE		__ULONGWORD_TYPE
+# define __OFF_T_TYPE		__SLONGWORD_TYPE
+# define __RLIM_T_TYPE		__ULONGWORD_TYPE
+# define __BLKCNT_T_TYPE	__SLONGWORD_TYPE
+# define __FSBLKCNT_T_TYPE	__ULONGWORD_TYPE
+# define __FSFILCNT_T_TYPE	__ULONGWORD_TYPE
+# define __TIME_T_TYPE		__SLONGWORD_TYPE
+# define __SUSECONDS_T_TYPE	__SLONGWORD_TYPE
+#endif
+
+#define __DEV_T_TYPE		__UQUAD_TYPE
+#define __UID_T_TYPE		__U32_TYPE
+#define __GID_T_TYPE		__U32_TYPE
+#define __INO64_T_TYPE		__UQUAD_TYPE
+#define __MODE_T_TYPE		__U32_TYPE
+#define __NLINK_T_TYPE		__U32_TYPE
+#define __OFF64_T_TYPE		__SQUAD_TYPE
+#define __PID_T_TYPE		__S32_TYPE
+#define __RLIM64_T_TYPE		__UQUAD_TYPE
+#define	__BLKCNT64_T_TYPE	__SQUAD_TYPE
+#define	__FSBLKCNT64_T_TYPE	__UQUAD_TYPE
+#define	__FSFILCNT64_T_TYPE	__UQUAD_TYPE
+#define	__FSWORD_T_TYPE		__SWORD_TYPE
+#define	__ID_T_TYPE		__U32_TYPE
+#define __CLOCK_T_TYPE		__SLONGWORD_TYPE
+#define __USECONDS_T_TYPE	__U32_TYPE
+#define __SUSECONDS64_T_TYPE	__SQUAD_TYPE
+#define __DADDR_T_TYPE		__S32_TYPE
+#define __KEY_T_TYPE		__S32_TYPE
+#define __CLOCKID_T_TYPE	__S32_TYPE
+#define __TIMER_T_TYPE		void *
+#define __BLKSIZE_T_TYPE	__S32_TYPE
+#define __FSID_T_TYPE		struct { int __val[2]; }
+#define __SSIZE_T_TYPE		__SWORD_TYPE
+#define __SYSCALL_SLONG_TYPE	__SLONGWORD_TYPE
+#define __SYSCALL_ULONG_TYPE	__ULONGWORD_TYPE
+#define __CPU_MASK_TYPE 	__ULONGWORD_TYPE
+
+#if defined __LP64__ || (__TIMESIZE == 64 && __WORDSIZE == 32)
+/* Tell the libc code that off_t and off64_t are actually the same type
+   for all ABI purposes, even if possibly expressed as different base types
+   for C type-checking purposes.  */
+# define __OFF_T_MATCHES_OFF64_T	1
+
+/* Same for ino_t and ino64_t.  */
+# define __INO_T_MATCHES_INO64_T	1
+
+/* And for __rlim_t and __rlim64_t.  */
+# define __RLIM_T_MATCHES_RLIM64_T	1
+
+/* And for fsblkcnt_t, fsblkcnt64_t, fsfilcnt_t and fsfilcnt64_t.  */
+# define __STATFS_MATCHES_STATFS64  1
+
+/* And for getitimer, setitimer and rusage  */
+# define __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64 (__WORDSIZE == 64)
+#else
+# define __RLIM_T_MATCHES_RLIM64_T	0
+
+# define __STATFS_MATCHES_STATFS64  0
+
+# define __KERNEL_OLD_TIMEVAL_MATCHES_TIMEVAL64 0
+#endif
+
+/* Number of descriptors that can fit in an `fd_set'.  */
+#define	__FD_SETSIZE		1024
+
+
+#endif /* bits/typesizes.h */
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#define __WORDSIZE			32
+#define __WORDSIZE_TIME64_COMPAT32	0
+#define __WORDSIZE32_SIZE_ULONG		0
+#define __WORDSIZE32_PTRDIFF_LONG	0
\ No newline at end of file

@@ -0,0 +1,32 @@
+/* This file is automatically generated.
+   It defines macros to allow user program to find the shared
+   library files which come as part of GNU libc.  */
+#ifndef __GNU_LIB_NAMES_H
+#define __GNU_LIB_NAMES_H	1
+
+#define LD_LINUX_CSKYV2_HF_SO           "ld-linux-cskyv2-hf.so.1"
+#define LD_SO                           "ld-linux-cskyv2-hf.so.1"
+#define LIBANL_SO                       "libanl.so.1"
+#define LIBBROKENLOCALE_SO              "libBrokenLocale.so.1"
+#define LIBCRYPT_SO                     "libcrypt.so.1"
+#define LIBC_SO                         "libc.so.6"
+#define LIBDL_SO                        "libdl.so.2"
+#define LIBGCC_S_SO                     "libgcc_s.so.1"
+#define LIBMVEC_SO                      "libmvec.so.1"
+#define LIBM_SO                         "libm.so.6"
+#define LIBNSL_SO                       "libnsl.so.1"
+#define LIBNSS_COMPAT_SO                "libnss_compat.so.2"
+#define LIBNSS_DB_SO                    "libnss_db.so.2"
+#define LIBNSS_DNS_SO                   "libnss_dns.so.2"
+#define LIBNSS_FILES_SO                 "libnss_files.so.2"
+#define LIBNSS_HESIOD_SO                "libnss_hesiod.so.2"
+#define LIBNSS_LDAP_SO                  "libnss_ldap.so.2"
+#define LIBNSS_TEST1_SO                 "libnss_test1.so.2"
+#define LIBNSS_TEST2_SO                 "libnss_test2.so.2"
+#define LIBPTHREAD_SO                   "libpthread.so.0"
+#define LIBRESOLV_SO                    "libresolv.so.2"
+#define LIBRT_SO                        "librt.so.1"
+#define LIBTHREAD_DB_SO                 "libthread_db.so.1"
+#define LIBUTIL_SO                      "libutil.so.1"
+
+#endif	/* gnu/lib-names.h */
\ No newline at end of file

@@ -0,0 +1,21 @@
+/* This file is automatically generated.
+   It defines a symbol `__stub_FUNCTION' for each function
+   in the C library which is a stub, meaning it will fail
+   every time called, usually setting errno to ENOSYS.  */
+
+#ifdef _LIBC
+ #error Applications may not define the macro _LIBC
+#endif
+
+#define __stub___compat_bdflush
+#define __stub___compat_create_module
+#define __stub___compat_get_kernel_syms
+#define __stub___compat_query_module
+#define __stub___compat_uselib
+#define __stub_chflags
+#define __stub_fchflags
+#define __stub_gtty
+#define __stub_revoke
+#define __stub_setlogin
+#define __stub_sigreturn
+#define __stub_stty
\ No newline at end of file

@@ -0,0 +1,36 @@
+/* C-SKY cache flushing interface.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_CACHECTL_H
+#define _SYS_CACHECTL_H 1
+
+#include <features.h>
+
+/* Get the kernel definition for the op bits.  */
+#include <asm/cachectl.h>
+
+__BEGIN_DECLS
+
+#ifdef __USE_MISC
+extern int cacheflush (void *__addr, const int __nbytes,
+		       const int __op) __THROW;
+#endif
+
+__END_DECLS
+
+#endif /* sys/cachectl.h */
\ No newline at end of file

@@ -0,0 +1,89 @@
+/* struct ucontext definition, C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_UCONTEXT_H
+#define _SYS_UCONTEXT_H	1
+
+#include <features.h>
+
+#include <bits/types/sigset_t.h>
+#include <bits/types/stack_t.h>
+
+typedef struct
+  {
+    unsigned long __tls;
+    unsigned long __lr;
+    unsigned long __pc;
+    unsigned long __sr;
+    unsigned long __usp;
+
+    /*
+     * a0, a1, a2, a3:
+     * abiv1: r2, r3, r4, r5
+     * abiv2: r0, r1, r2, r3
+     */
+
+    unsigned long __orig_a0;
+    unsigned long __a0;
+    unsigned long __a1;
+    unsigned long __a2;
+    unsigned long __a3;
+
+    /*
+     * ABIV2: r4 ~ r13
+     */
+    unsigned long __regs[10];
+
+    /* r16 ~ r30 */
+    unsigned long __exregs[15];
+
+    unsigned long __rhi;
+    unsigned long __rlo;
+    unsigned long __glibc_reserved;
+  } gregset_t;
+
+typedef struct
+  {
+    unsigned long __vr[64];
+    unsigned long __fcr;
+    unsigned long __fesr;
+    unsigned long __fid;
+    unsigned long __glibc_reserved;
+  } fpregset_t;
+
+/* Context to describe whole processor state.  */
+typedef struct
+  {
+    gregset_t __gregs;
+    fpregset_t __fpregs;
+  } mcontext_t;
+
+/* Userlevel context.  */
+typedef struct ucontext_t
+  {
+    unsigned long int __uc_flags;
+    struct ucontext_t *uc_link;
+    stack_t uc_stack;
+    mcontext_t uc_mcontext;
+    sigset_t uc_sigmask;
+  } ucontext_t;
+
+#undef __ctx
+
+
+#endif /* sys/ucontext.h */
\ No newline at end of file

@@ -0,0 +1,23 @@
+/* This file is not used by C-SKY GDB. ptrace can use pt_regs definition
+   from linux kernel directly.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_USER_H
+#define _SYS_USER_H  1
+
+#endif /* _SYS_USER_H */
\ No newline at end of file

@@ -0,0 +1,148 @@
+/* FPU control word bits.  C-SKY version.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _FPU_CONTROL_H
+#define _FPU_CONTROL_H
+
+/* C-SKY FPU floating point control register bits.
+
+   31-28  -> Reserved (read as 0, write with 0).
+   27     -> 0: Flush denormalized results to zero.
+             1: Flush denormalized results to signed minimal normal number.
+   26     -> Reserved (read as 0, write with 0).
+   25-24  -> Rounding control.
+   23-6   -> Reserved (read as 0, write with 0).
+    5     -> Enable exception for input denormalized exception.
+    4     -> Enable exception for inexact exception.
+    3     -> Enable exception for underflow exception.
+    2     -> Enable exception for overflow exception.
+    1     -> Enable exception for division by zero exception.
+    0     -> Enable exception for invalid operation exception.
+
+   Rounding Control:
+   00 - Rounding to nearest (RN).
+   01 - Rounding toward zero (RZ).
+   10 - Rounding (up) toward plus infinity (RP).
+   11 - Rounding (down)toward minus infinity (RM).
+
+   C-SKY FPU floating point exception status register bits.
+
+   15     -> Accumulate bit for any exception.
+   14     -> Reserved (read as 0, write with 0).
+   13     -> Cause bit for input denormalized exception.
+   12     -> Cause bit for inexact exception.
+   11     -> Cause bit for underflow exception.
+   10     -> Cause bit for overflow exception.
+    9     -> Cause bit for division by zero exception.
+    8     -> Cause bit for invalid operation exception.
+    7     -> Flag bit for any exception.
+    6     -> Reserved (read as 0, write with 0).
+    5     -> Flag exception for input denormalized exception.
+    4     -> Flag exception for inexact exception.
+    3     -> Flag exception for underflow exception.
+    2     -> Flag exception for overflow exception.
+    1     -> Flag exception for division by zero exception.
+    0     -> Flag exception for invalid operation exception.  */
+
+#include <features.h>
+
+#ifdef __csky_soft_float__
+
+# define _FPU_RESERVED 0xffffffff
+# define _FPU_DEFAULT  0x00000000
+typedef unsigned int fpu_control_t;
+# define _FPU_GETCW(cw) (cw) = 0
+# define _FPU_SETCW(cw) (void) (cw)
+# define _FPU_GETFPSR(cw) (cw) = 0
+# define _FPU_SETFPSR(cw) (void) (cw)
+extern fpu_control_t __fpu_control;
+
+#else /* __csky_soft_float__ */
+
+/* Masking of interrupts.  */
+# define _FPU_MASK_IDE     (1 << 5)  /* Input denormalized exception.  */
+# define _FPU_MASK_IXE     (1 << 4)  /* Inexact exception.  */
+# define _FPU_MASK_UFE     (1 << 3)  /* Underflow exception.  */
+# define _FPU_MASK_OFE     (1 << 2)  /* Overflow exception.  */
+# define _FPU_MASK_DZE     (1 << 1)  /* Division by zero exception.  */
+# define _FPU_MASK_IOE     (1 << 0)  /* Invalid operation exception.  */
+
+# define _FPU_MASK_FEA     (1 << 15) /* Case for any exception.  */
+# define _FPU_MASK_FEC     (1 << 7)  /* Flag for any exception.  */
+
+/* Flush denormalized numbers to zero.  */
+# define _FPU_FLUSH_TZ   0x8000000
+
+/* Rounding control.  */
+# define _FPU_RC_NEAREST (0x0 << 24)     /* RECOMMENDED.  */
+# define _FPU_RC_ZERO    (0x1 << 24)
+# define _FPU_RC_UP      (0x2 << 24)
+# define _FPU_RC_DOWN    (0x3 << 24)
+
+# define _FPU_RESERVED      0xf460ffc0  /* Reserved bits in cw.  */
+# define _FPU_FPSR_RESERVED 0xffff4040
+
+/* The fdlibm code requires strict IEEE double precision arithmetic,
+   and no interrupts for exceptions, rounding to nearest.  */
+
+# define _FPU_DEFAULT        0x00000000
+# define _FPU_FPSR_DEFAULT   0x00000000
+
+/* IEEE: same as above, but exceptions.  */
+# define _FPU_FPCR_IEEE     0x0000001F
+# define _FPU_FPSR_IEEE     0x00000000
+
+/* Type of the control word.  */
+typedef unsigned int fpu_control_t;
+
+/* Macros for accessing the hardware control word.  */
+# if (__CSKY__ == 2)
+#  define _FPU_GETCW(cw) __asm__ volatile ("mfcr %0, cr<1, 2>" : "=a" (cw))
+#  define _FPU_SETCW(cw) __asm__ volatile ("mtcr %0, cr<1, 2>" : : "a" (cw))
+#  define _FPU_GETFPSR(cw) __asm__ volatile ("mfcr %0, cr<2, 2>" : "=a" (cw))
+#  define _FPU_SETFPSR(cw) __asm__ volatile ("mtcr %0, cr<2, 2>" : : "a" (cw))
+# else
+#  define _FPU_GETCW(cw) __asm__ volatile ("1: cprcr  %0, cpcr2 \n"          \
+                                         "   btsti  %0, 31    \n"           \
+                                         "   bt     1b        \n"           \
+                                         "   cprcr  %0, cpcr1\n" : "=b" (cw))
+
+#  define _FPU_SETCW(cw) __asm__ volatile ("1: cprcr  r7, cpcr2 \n"          \
+                                         "   btsti  r7, 31    \n"           \
+                                         "   bt     1b        \n"           \
+                                         "   cpwcr  %0, cpcr1 \n"           \
+                                         : : "b" (cw) : "r7")
+
+#  define _FPU_GETFPSR(cw) __asm__ volatile ("1: cprcr  %0, cpcr2 \n"        \
+                                           "   btsti  %0, 31    \n"         \
+                                           "   bt     1b        \n"         \
+                                           "   cprcr  %0, cpcr4\n" : "=b" (cw))
+
+#  define _FPU_SETFPSR(cw) __asm__ volatile ("1: cprcr  r7, cpcr2 \n"        \
+                                           "   btsti  r7, 31    \n"         \
+                                           "   bt     1b        \n"         \
+                                           "   cpwcr %0, cpcr4  \n"         \
+                                           : : "b" (cw) : "r7")
+# endif /* __CSKY__ != 2 */
+
+/* Default control word set at startup.  */
+extern fpu_control_t __fpu_control;
+
+#endif /* !__csky_soft_float__ */
+
+#endif /* fpu_control.h */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definition of struct __locale_struct and __locale_t.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.

@@ -1,5 +1,5 @@
 /* Define __sigval_t.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define error_t.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definition of locale_t.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define stack_t.  Linux version.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -0,0 +1,37 @@
+/* Define struct __jmp_buf_tag.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef	__jmp_buf_tag_defined
+#define	__jmp_buf_tag_defined 1
+
+#include <bits/setjmp.h>		/* Get `__jmp_buf'.  */
+#include <bits/types/__sigset_t.h>
+
+/* Calling environment, plus possibly a saved signal mask.  */
+struct __jmp_buf_tag
+  {
+    /* NOTE: The machine-dependent definitions of `__sigsetjmp'
+       assume that a `jmp_buf' begins with a `__jmp_buf' and that
+       `__mask_was_saved' follows it.  Do not move these members
+       or add others before it.  */
+    __jmp_buf __jmpbuf;		/* Calling environment.  */
+    int __mask_was_saved;	/* Saved the signal mask?  */
+    __sigset_t __saved_mask;	/* Saved signal mask.  */
+  };
+
+#endif
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define struct iovec.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Generic implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define struct rusage.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Sched parameter structure.  Generic version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Generic implementation of the semaphore struct semid_ds.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Generic implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define struct sigstack.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definition of the generic version of struct statx.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definition of the generic version of struct statx_timestamp.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -0,0 +1,15 @@
+#ifndef __timeb_defined
+#define __timeb_defined 1
+
+#include <bits/types/time_t.h>
+
+/* Structure returned by the 'ftime' function.  */
+struct timeb
+  {
+    time_t time;		/* Seconds since epoch, as from 'time'.  */
+    unsigned short int millitm;	/* Additional milliseconds.  */
+    short int timezone;		/* Minutes west of GMT.  */
+    short int dstflag;		/* Nonzero if Daylight Savings Time used.  */
+  };
+
+#endif
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* Redirections for argp functions for -mlong-double-64.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros and inline functions to swap the order of bytes in integer values.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,6 +1,6 @@
 /* Prototype declarations for complex math functions;
    helper file for <complex.h>.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `sysconf', `pathconf', and `confstr' NAME values.  Generic version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,6 +1,6 @@
 /* Definition of the cpu_set_t structure used by the POSIX 1003.1b-1993
    scheduling interface.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System-specific extensions of <dirent.h>.  Linux version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System dependent definitions for run-time dynamic loading.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Endian macros for string.h functions
-   Copyright (C) 1992-2020 Free Software Foundation, Inc.
+   Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Redirections for err.h functions for -mlong-double-64.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Error constants.  Linux specific version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Redirections for error.h functions for -mlong-double-64.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Specializations for error functions.
-   Copyright (C) 2007-2020 Free Software Foundation, Inc.
+   Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for fcntl functions.
-   Copyright (C) 2007-2020 Free Software Foundation, Inc.
+   Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,6 +1,6 @@
 /* Macros to control TS 18661-3 glibc features where the same
    definitions are appropriate for all platforms.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on ldbl-128 platforms.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define __GLIBC_FLT_EVAL_METHOD.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define FP_FAST_* macros.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define __FP_LOGB0_IS_MIN and __FP_LOGBNAN_IS_MIN.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Declarations for getopt (basic, portable features only).
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library and is also part of gnulib.
    Patches to this file should be submitted to both projects.

@@ -1,5 +1,5 @@
 /* Declarations for getopt (GNU extensions).
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library and is also part of gnulib.
    Patches to this file should be submitted to both projects.

@@ -1,5 +1,5 @@
 /* Declarations for getopt (POSIX compatibility shim).
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    Unlike the bulk of the getopt implementation, this file is NOT part
    of gnulib.

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -102,6 +102,7 @@
 #define IP_CHECKSUM     23
 #define IP_BIND_ADDRESS_NO_PORT 24
 #define IP_RECVFRAGSIZE 25
+#define IP_RECVERR_RFC4884 26
 
 /* IP_MTU_DISCOVER arguments.  */
 #define IP_PMTUDISC_DONT   0	/* Never send DF frames.  */
@@ -193,6 +194,7 @@ struct in_pktinfo
 #define IPV6_LEAVE_ANYCAST	28
 #define IPV6_MULTICAST_ALL	29
 #define IPV6_ROUTER_ALERT_ISOLATE 30
+#define IPV6_RECVERR_RFC4884	31
 #define IPV6_IPSEC_POLICY	34
 #define IPV6_XFRM_POLICY	35
 #define IPV6_HDRINCL		36

@@ -1,5 +1,5 @@
 /* Definition of __INDIRECT_RETURN.  Generic version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct ipc_perm definition.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.  Generic.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define iscanonical macro.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Handle feature test macros at the start of a header.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Empty definitions required for __MATHCALL_VEC unfolding in mathcalls.h.
-   Copyright (C) 2014-2020 Free Software Foundation, Inc.
+   Copyright (C) 2014-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definition of locale category symbol values.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  MIPS version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Platform-specific SIMD declarations of math functions.
-   Copyright (C) 2014-2020 Free Software Foundation, Inc.
+   Copyright (C) 2014-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Prototype declarations for math classification macros helpers.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Declare functions returning a narrower type.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Prototype declarations for math functions; helper file for <math.h>.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux generic version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/generic version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Memory-mapping-related declarations/definitions, not architecture-specific.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/generic version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* -mlong-double-64 compatibility mode for monetary functions.
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for mq functions.
-   Copyright (C) 2007-2020 Free Software Foundation, Inc.
+   Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Old-style Unix parameters and limits.  Linux version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for poll functions.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -35,12 +35,13 @@ extern int __REDIRECT (__poll_chk_warn, (struct pollfd *__fds, nfds_t __nfds,
 __fortify_function int
 poll (struct pollfd *__fds, nfds_t __nfds, int __timeout)
 {
-  if (__bos (__fds) != (__SIZE_TYPE__) -1)
+  if (__glibc_objsize (__fds) != (__SIZE_TYPE__) -1)
     {
       if (! __builtin_constant_p (__nfds))
-	return __poll_chk (__fds, __nfds, __timeout, __bos (__fds));
-      else if (__bos (__fds) / sizeof (*__fds) < __nfds)
-	return __poll_chk_warn (__fds, __nfds, __timeout, __bos (__fds));
+	return __poll_chk (__fds, __nfds, __timeout, __glibc_objsize (__fds));
+      else if (__glibc_objsize (__fds) / sizeof (*__fds) < __nfds)
+	return __poll_chk_warn (__fds, __nfds, __timeout,
+				__glibc_objsize (__fds));
     }
 
   return __poll_alias (__fds, __nfds, __timeout);
@@ -65,13 +66,14 @@ __fortify_function int
 ppoll (struct pollfd *__fds, nfds_t __nfds, const struct timespec *__timeout,
        const __sigset_t *__ss)
 {
-  if (__bos (__fds) != (__SIZE_TYPE__) -1)
+  if (__glibc_objsize (__fds) != (__SIZE_TYPE__) -1)
     {
       if (! __builtin_constant_p (__nfds))
-	return __ppoll_chk (__fds, __nfds, __timeout, __ss, __bos (__fds));
-      else if (__bos (__fds) / sizeof (*__fds) < __nfds)
+	return __ppoll_chk (__fds, __nfds, __timeout, __ss,
+			    __glibc_objsize (__fds));
+      else if (__glibc_objsize (__fds) / sizeof (*__fds) < __nfds)
 	return __ppoll_chk_warn (__fds, __nfds, __timeout, __ss,
-				 __bos (__fds));
+				 __glibc_objsize (__fds));
     }
 
   return __ppoll_alias (__fds, __nfds, __timeout, __ss);

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define POSIX options for Linux.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Facilities specific to the PowerPC architecture on Linux
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* -mlong-double-64 compatibility mode for <printf.h> functions.
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Extra sys/procfs.h definitions.  Generic Linux version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  Generic Linux version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types of prgregset_t and prfpregset_t.  Generic Linux version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  MIPS version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific pthread type layouts.  Generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Declaration of common pthread types for all architectures.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,6 +1,6 @@
 /* `ptrace' debugger support interface.  Linux version,
    not architecture-specific.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Bit values & structures for resource limits.  Linux version.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,6 +1,6 @@
 /* Definitions of constants and data structure for POSIX 1003.1b-1993
    scheduling interface.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for select functions.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Generic POSIX semaphore type layout
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define the machine-dependent type `jmp_buf'.  MIPS version.
-   Copyright (C) 1992-2020 Free Software Foundation, Inc.
+   Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for setjmp functions.
-   Copyright (C) 2009-2020 Free Software Foundation, Inc.
+   Copyright (C) 2009-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  Generic version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The proper definitions for Linux's sigaction.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* sigevent constants.  Linux version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* siginfo constants.  Linux version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -130,8 +130,12 @@ enum
 #  define SEGV_ACCADI	SEGV_ACCADI
   SEGV_ADIDERR,			/* Disrupting MCD error.  */
 #  define SEGV_ADIDERR	SEGV_ADIDERR
-  SEGV_ADIPERR			/* Precise MCD exception.  */
+  SEGV_ADIPERR,			/* Precise MCD exception.  */
 #  define SEGV_ADIPERR	SEGV_ADIPERR
+  SEGV_MTEAERR,			/* Asynchronous ARM MTE error.  */
+#  define SEGV_MTEAERR	SEGV_MTEAERR
+  SEGV_MTESERR			/* Synchronous ARM MTE exception.  */
+#  define SEGV_MTESERR	SEGV_MTESERR
 };
 
 /* `si_code' values for SIGBUS signal.  */

@@ -1,5 +1,5 @@
 /* System-specific extensions of <signal.h>, Linux version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number definitions.  Linux version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number constants.  Generic template.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* sigstack, sigaltstack definitions.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal handling function for threaded programs.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definition of struct sockaddr_* common members and sizes, generic version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System-specific socket constants and types.  Linux version.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for socket functions.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -33,13 +33,15 @@ extern ssize_t __REDIRECT (__recv_chk_warn,
 __fortify_function ssize_t
 recv (int __fd, void *__buf, size_t __n, int __flags)
 {
-  if (__bos0 (__buf) != (size_t) -1)
+  if (__glibc_objsize0 (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n))
-	return __recv_chk (__fd, __buf, __n, __bos0 (__buf), __flags);
+	return __recv_chk (__fd, __buf, __n, __glibc_objsize0 (__buf),
+			   __flags);
 
-      if (__n > __bos0 (__buf))
-	return __recv_chk_warn (__fd, __buf, __n, __bos0 (__buf), __flags);
+      if (__n > __glibc_objsize0 (__buf))
+	return __recv_chk_warn (__fd, __buf, __n, __glibc_objsize0 (__buf),
+				__flags);
     }
   return __recv_alias (__fd, __buf, __n, __flags);
 }
@@ -64,14 +66,14 @@ __fortify_function ssize_t
 recvfrom (int __fd, void *__restrict __buf, size_t __n, int __flags,
 	  __SOCKADDR_ARG __addr, socklen_t *__restrict __addr_len)
 {
-  if (__bos0 (__buf) != (size_t) -1)
+  if (__glibc_objsize0 (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n))
-	return __recvfrom_chk (__fd, __buf, __n, __bos0 (__buf), __flags,
-			       __addr, __addr_len);
-      if (__n > __bos0 (__buf))
-	return __recvfrom_chk_warn (__fd, __buf, __n, __bos0 (__buf), __flags,
-				    __addr, __addr_len);
+	return __recvfrom_chk (__fd, __buf, __n, __glibc_objsize0 (__buf),
+			       __flags, __addr, __addr_len);
+      if (__n > __glibc_objsize0 (__buf))
+	return __recvfrom_chk_warn (__fd, __buf, __n, __glibc_objsize0 (__buf),
+				    __flags, __addr, __addr_len);
     }
   return __recvfrom_alias (__fd, __buf, __n, __flags, __addr, __addr_len);
 }
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* Define enum __socket_type for generic Linux.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* ss_flags values for stack_t.  Linux version.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Table of DBX symbol codes for the GNU system.
-   Copyright (C) 1988, 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1988, 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,7 +12,7 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library.  If not, see
+   License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
@@ -22,210 +22,7 @@
 #ifndef _BITS_STAT_H
 #define _BITS_STAT_H	1
 
-#include <sgidefs.h>
-
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX		3
-#define _STAT_VER		_STAT_VER_LINUX /* The one defined below.  */
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
-
-
-#if _MIPS_SIM == _ABIO32
-/* Structure describing file characteristics.  */
-struct stat
-  {
-    unsigned long int st_dev;
-    long int st_pad1[3];
-#ifndef __USE_FILE_OFFSET64
-    __ino_t st_ino;		/* File serial number.		*/
-#else
-    __ino64_t st_ino;		/* File serial number.		*/
-#endif
-    __mode_t st_mode;		/* File mode.  */
-    __nlink_t st_nlink;		/* Link count.  */
-    __uid_t st_uid;		/* User ID of the file's owner.	*/
-    __gid_t st_gid;		/* Group ID of the file's group.*/
-    unsigned long int st_rdev;	/* Device number, if device.  */
-#ifndef __USE_FILE_OFFSET64
-    long int st_pad2[2];
-    __off_t st_size;		/* Size of file, in bytes.  */
-    /* SVR4 added this extra long to allow for expansion of off_t.  */
-    long int st_pad3;
-#else
-    long int st_pad2[3];
-    __off64_t st_size;		/* Size of file, in bytes.  */
-#endif
-#ifdef __USE_XOPEN2K8
-    /* Nanosecond resolution timestamps are stored in a format
-       equivalent to 'struct timespec'.  This is the type used
-       whenever possible but the Unix namespace rules do not allow the
-       identifier 'timespec' to appear in the <sys/stat.h> header.
-       Therefore we have to handle the use of this header in strictly
-       standard-compliant sources special.  */
-    struct timespec st_atim;            /* Time of last access.  */
-    struct timespec st_mtim;            /* Time of last modification.  */
-    struct timespec st_ctim;            /* Time of last status change.  */
-# define st_atime st_atim.tv_sec        /* Backward compatibility.  */
-# define st_mtime st_mtim.tv_sec
-# define st_ctime st_ctim.tv_sec
-#else
-    __time_t st_atime;			/* Time of last access.  */
-    unsigned long int st_atimensec;	/* Nscecs of last access.  */
-    __time_t st_mtime;			/* Time of last modification.  */
-    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
-    __time_t st_ctime;			/* Time of last status change.  */
-    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
-#endif
-    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
-#ifndef __USE_FILE_OFFSET64
-    __blkcnt_t st_blocks;	/* Number of 512-byte blocks allocated.  */
-#else
-    long int st_pad4;
-    __blkcnt64_t st_blocks;	/* Number of 512-byte blocks allocated.  */
-#endif
-    long int st_pad5[14];
-  };
-
-#ifdef __USE_LARGEFILE64
-struct stat64
-  {
-    unsigned long int st_dev;
-    long int st_pad1[3];
-    __ino64_t st_ino;		/* File serial number.		*/
-    __mode_t st_mode;		/* File mode.  */
-    __nlink_t st_nlink;		/* Link count.  */
-    __uid_t st_uid;		/* User ID of the file's owner.	*/
-    __gid_t st_gid;		/* Group ID of the file's group.*/
-    unsigned long int st_rdev;	/* Device number, if device.  */
-    long int st_pad2[3];
-    __off64_t st_size;		/* Size of file, in bytes.  */
-# ifdef __USE_XOPEN2K8
-    /* Nanosecond resolution timestamps are stored in a format
-       equivalent to 'struct timespec'.  This is the type used
-       whenever possible but the Unix namespace rules do not allow the
-       identifier 'timespec' to appear in the <sys/stat.h> header.
-       Therefore we have to handle the use of this header in strictly
-       standard-compliant sources special.  */
-    struct timespec st_atim;            /* Time of last access.  */
-    struct timespec st_mtim;            /* Time of last modification.  */
-    struct timespec st_ctim;            /* Time of last status change.  */
-# else
-    __time_t st_atime;			/* Time of last access.  */
-    unsigned long int st_atimensec;	/* Nscecs of last access.  */
-    __time_t st_mtime;			/* Time of last modification.  */
-    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
-    __time_t st_ctime;			/* Time of last status change.  */
-    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
-# endif
-    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
-    long int st_pad3;
-    __blkcnt64_t st_blocks;	/* Number of 512-byte blocks allocated.  */
-    long int st_pad4[14];
-  };
-#endif
-#else
-struct stat
-  {
-    __dev_t st_dev;
-    int	st_pad1[3];		/* Reserved for st_dev expansion  */
-#ifndef __USE_FILE_OFFSET64
-    __ino_t st_ino;
-#else
-    __ino64_t st_ino;
-#endif
-    __mode_t st_mode;
-    __nlink_t st_nlink;
-    __uid_t st_uid;
-    __gid_t st_gid;
-    __dev_t st_rdev;
-#if !defined __USE_FILE_OFFSET64
-    unsigned int st_pad2[2];	/* Reserved for st_rdev expansion  */
-    __off_t st_size;
-    int st_pad3;
-#else
-    unsigned int st_pad2[3];	/* Reserved for st_rdev expansion  */
-    __off64_t st_size;
-#endif
-#ifdef __USE_XOPEN2K8
-    /* Nanosecond resolution timestamps are stored in a format
-       equivalent to 'struct timespec'.  This is the type used
-       whenever possible but the Unix namespace rules do not allow the
-       identifier 'timespec' to appear in the <sys/stat.h> header.
-       Therefore we have to handle the use of this header in strictly
-       standard-compliant sources special.  */
-    struct timespec st_atim;            /* Time of last access.  */
-    struct timespec st_mtim;            /* Time of last modification.  */
-    struct timespec st_ctim;            /* Time of last status change.  */
-# define st_atime st_atim.tv_sec        /* Backward compatibility.  */
-# define st_mtime st_mtim.tv_sec
-# define st_ctime st_ctim.tv_sec
-#else
-    __time_t st_atime;			/* Time of last access.  */
-    unsigned long int st_atimensec;	/* Nscecs of last access.  */
-    __time_t st_mtime;			/* Time of last modification.  */
-    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
-    __time_t st_ctime;			/* Time of last status change.  */
-    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
-#endif
-    __blksize_t st_blksize;
-    unsigned int st_pad4;
-#ifndef __USE_FILE_OFFSET64
-    __blkcnt_t st_blocks;
-#else
-    __blkcnt64_t st_blocks;
-#endif
-    int st_pad5[14];
-  };
-
-#ifdef __USE_LARGEFILE64
-struct stat64
-  {
-    __dev_t st_dev;
-    unsigned int st_pad1[3];	/* Reserved for st_dev expansion  */
-    __ino64_t st_ino;
-    __mode_t st_mode;
-    __nlink_t st_nlink;
-    __uid_t st_uid;
-    __gid_t st_gid;
-    __dev_t st_rdev;
-    unsigned int st_pad2[3];	/* Reserved for st_rdev expansion  */
-    __off64_t st_size;
-# ifdef __USE_XOPEN2K8
-    /* Nanosecond resolution timestamps are stored in a format
-       equivalent to 'struct timespec'.  This is the type used
-       whenever possible but the Unix namespace rules do not allow the
-       identifier 'timespec' to appear in the <sys/stat.h> header.
-       Therefore we have to handle the use of this header in strictly
-       standard-compliant sources special.  */
-    struct timespec st_atim;            /* Time of last access.  */
-    struct timespec st_mtim;            /* Time of last modification.  */
-    struct timespec st_ctim;            /* Time of last status change.  */
-# else
-    __time_t st_atime;			/* Time of last access.  */
-    unsigned long int st_atimensec;	/* Nscecs of last access.  */
-    __time_t st_mtime;			/* Time of last modification.  */
-    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
-    __time_t st_ctime;			/* Time of last status change.  */
-    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
-# endif
-    __blksize_t st_blksize;
-    unsigned int st_pad3;
-    __blkcnt64_t st_blocks;
-    int st_pad4[14];
-};
-#endif
-#endif
-
-/* Tell code we have these members.  */
-#define	_STATBUF_ST_BLKSIZE
-#define	_STATBUF_ST_RDEV
+#include <bits/struct_stat.h>
 
 /* Encoding of the file mode.  */

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Generic statx-related definitions and declarations.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -40,6 +40,7 @@
 # define STATX_BASIC_STATS 0x07ffU
 # define STATX_ALL 0x0fffU
 # define STATX_BTIME 0x0800U
+# define STATX_MNT_ID 0x1000U
 # define STATX__RESERVED 0x80000000U
 
 # define STATX_ATTR_COMPRESSED 0x0004
@@ -48,7 +49,9 @@
 # define STATX_ATTR_NODUMP 0x0040
 # define STATX_ATTR_ENCRYPTED 0x0800
 # define STATX_ATTR_AUTOMOUNT 0x1000
+# define STATX_ATTR_MOUNT_ROOT 0x2000
 # define STATX_ATTR_VERITY 0x100000
+# define STATX_ATTR_DAX 0x200000
 #endif /* !STATX_TYPE */
 
 __BEGIN_DECLS

@@ -1,5 +1,5 @@
 /* statx-related definitions and declarations.  Linux version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define intN_t types.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define uintN_t types.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* -mlong-double-64 compatibility mode for stdio functions.
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Optimizing macros and inline functions for stdio functions.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -31,7 +31,7 @@
 
 
 #ifdef __USE_EXTERN_INLINES
-/* For -D_FORTIFY_SOURCE{,=2} bits/stdio2.h will define a different
+/* For -D_FORTIFY_SOURCE{,=2,=3} bits/stdio2.h will define a different
    inline.  */
 # if !(__USE_FORTIFY_LEVEL > 0 && defined __fortify_function)
 /* Write formatted output to stdout from argument list ARG.  */
@@ -60,7 +60,7 @@ fgetc_unlocked (FILE *__fp)
 # endif /* misc */
 
 
-# ifdef __USE_POSIX
+# ifdef __USE_POSIX199506
 /* This is defined in POSIX.1:1996.  */
 __STDIO_INLINE int
 getc_unlocked (FILE *__fp)
@@ -95,7 +95,7 @@ fputc_unlocked (int __c, FILE *__stream)
 # endif /* misc */
 
 
-# ifdef __USE_POSIX
+# ifdef __USE_POSIX199506
 /* This is defined in POSIX.1:1996.  */
 __STDIO_INLINE int
 putc_unlocked (int __c, FILE *__stream)

@@ -1,5 +1,5 @@
 /* Checking macros for stdio functions.
-   Copyright (C) 2004-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -36,12 +36,13 @@ __fortify_function int
 __NTH (sprintf (char *__restrict __s, const char *__restrict __fmt, ...))
 {
   return __builtin___sprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
-				  __bos (__s), __fmt, __va_arg_pack ());
+				  __glibc_objsize (__s), __fmt,
+				  __va_arg_pack ());
 }
 #elif !defined __cplusplus
 # define sprintf(str, ...) \
-  __builtin___sprintf_chk (str, __USE_FORTIFY_LEVEL - 1, __bos (str), \
-			   __VA_ARGS__)
+  __builtin___sprintf_chk (str, __USE_FORTIFY_LEVEL - 1,		      \
+			   __glibc_objsize (str), __VA_ARGS__)
 #endif
 
 __fortify_function int
@@ -49,7 +50,7 @@ __NTH (vsprintf (char *__restrict __s, const char *__restrict __fmt,
 		 __gnuc_va_list __ap))
 {
   return __builtin___vsprintf_chk (__s, __USE_FORTIFY_LEVEL - 1,
-				   __bos (__s), __fmt, __ap);
+				   __glibc_objsize (__s), __fmt, __ap);
 }
 
 #if defined __USE_ISOC99 || defined __USE_UNIX98
@@ -68,12 +69,13 @@ __NTH (snprintf (char *__restrict __s, size_t __n,
 		 const char *__restrict __fmt, ...))
 {
   return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
-				   __bos (__s), __fmt, __va_arg_pack ());
+				   __glibc_objsize (__s), __fmt,
+				   __va_arg_pack ());
 }
 # elif !defined __cplusplus
 #  define snprintf(str, len, ...) \
-  __builtin___snprintf_chk (str, len, __USE_FORTIFY_LEVEL - 1, __bos (str), \
-			    __VA_ARGS__)
+  __builtin___snprintf_chk (str, len, __USE_FORTIFY_LEVEL - 1,		      \
+			    __glibc_objsize (str), __VA_ARGS__)
 # endif
 
 __fortify_function int
@@ -81,7 +83,7 @@ __NTH (vsnprintf (char *__restrict __s, size_t __n,
 		  const char *__restrict __fmt, __gnuc_va_list __ap))
 {
   return __builtin___vsnprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
-				    __bos (__s), __fmt, __ap);
+				    __glibc_objsize (__s), __fmt, __ap);
 }
 
 #endif
@@ -237,8 +239,8 @@ extern char *__REDIRECT (__gets_warn, (char *__str), gets)
 __fortify_function __wur char *
 gets (char *__str)
 {
-  if (__bos (__str) != (size_t) -1)
-    return __gets_chk (__str, __bos (__str));
+  if (__glibc_objsize (__str) != (size_t) -1)
+    return __gets_chk (__str, __glibc_objsize (__str));
   return __gets_warn (__str);
 }
 #endif
@@ -259,13 +261,13 @@ extern char *__REDIRECT (__fgets_chk_warn,
 __fortify_function __wur __attr_access ((__write_only__, 1, 2)) char *
 fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
 {
-  if (__bos (__s) != (size_t) -1)
+  if (__glibc_objsize (__s) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n) || __n <= 0)
-	return __fgets_chk (__s, __bos (__s), __n, __stream);
+	return __fgets_chk (__s, __glibc_objsize (__s), __n, __stream);
 
-      if ((size_t) __n > __bos (__s))
-	return __fgets_chk_warn (__s, __bos (__s), __n, __stream);
+      if ((size_t) __n > __glibc_objsize (__s))
+	return __fgets_chk_warn (__s, __glibc_objsize (__s), __n, __stream);
     }
   return __fgets_alias (__s, __n, __stream);
 }
@@ -289,15 +291,17 @@ __fortify_function __wur size_t
 fread (void *__restrict __ptr, size_t __size, size_t __n,
        FILE *__restrict __stream)
 {
-  if (__bos0 (__ptr) != (size_t) -1)
+  if (__glibc_objsize0 (__ptr) != (size_t) -1)
     {
       if (!__builtin_constant_p (__size)
 	  || !__builtin_constant_p (__n)
 	  || (__size | __n) >= (((size_t) 1) << (8 * sizeof (size_t) / 2)))
-	return __fread_chk (__ptr, __bos0 (__ptr), __size, __n, __stream);
+	return __fread_chk (__ptr, __glibc_objsize0 (__ptr), __size, __n,
+			    __stream);
 
-      if (__size * __n > __bos0 (__ptr))
-	return __fread_chk_warn (__ptr, __bos0 (__ptr), __size, __n, __stream);
+      if (__size * __n > __glibc_objsize0 (__ptr))
+	return __fread_chk_warn (__ptr, __glibc_objsize0 (__ptr), __size, __n,
+				 __stream);
     }
   return __fread_alias (__ptr, __size, __n, __stream);
 }
@@ -319,13 +323,15 @@ extern char *__REDIRECT (__fgets_unlocked_chk_warn,
 __fortify_function __wur __attr_access ((__write_only__, 1, 2)) char *
 fgets_unlocked (char *__restrict __s, int __n, FILE *__restrict __stream)
 {
-  if (__bos (__s) != (size_t) -1)
+  if (__glibc_objsize (__s) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n) || __n <= 0)
-	return __fgets_unlocked_chk (__s, __bos (__s), __n, __stream);
+	return __fgets_unlocked_chk (__s, __glibc_objsize (__s), __n,
+				     __stream);
 
-      if ((size_t) __n > __bos (__s))
-	return __fgets_unlocked_chk_warn (__s, __bos (__s), __n, __stream);
+      if ((size_t) __n > __glibc_objsize (__s))
+	return __fgets_unlocked_chk_warn (__s, __glibc_objsize (__s), __n,
+					  __stream);
     }
   return __fgets_unlocked_alias (__s, __n, __stream);
 }
@@ -352,17 +358,17 @@ __fortify_function __wur size_t
 fread_unlocked (void *__restrict __ptr, size_t __size, size_t __n,
 		FILE *__restrict __stream)
 {
-  if (__bos0 (__ptr) != (size_t) -1)
+  if (__glibc_objsize0 (__ptr) != (size_t) -1)
     {
       if (!__builtin_constant_p (__size)
 	  || !__builtin_constant_p (__n)
 	  || (__size | __n) >= (((size_t) 1) << (8 * sizeof (size_t) / 2)))
-	return __fread_unlocked_chk (__ptr, __bos0 (__ptr), __size, __n,
-				     __stream);
+	return __fread_unlocked_chk (__ptr, __glibc_objsize0 (__ptr), __size,
+				     __n, __stream);
 
-      if (__size * __n > __bos0 (__ptr))
-	return __fread_unlocked_chk_warn (__ptr, __bos0 (__ptr), __size, __n,
-					  __stream);
+      if (__size * __n > __glibc_objsize0 (__ptr))
+	return __fread_unlocked_chk_warn (__ptr, __glibc_objsize0 (__ptr),
+					  __size, __n, __stream);
     }
 
 # ifdef __USE_EXTERN_INLINES

@@ -1,4 +1,4 @@
-/* Copyright (C) 1994-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Perform binary search - inline version.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Floating-point inline functions for stdlib.h.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* -mlong-double-64 compatibility mode for <stdlib.h> functions.
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for stdlib functions.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -36,13 +36,14 @@ extern char *__REDIRECT_NTH (__realpath_chk_warn,
 __fortify_function __wur char *
 __NTH (realpath (const char *__restrict __name, char *__restrict __resolved))
 {
-  if (__bos (__resolved) != (size_t) -1)
+  if (__glibc_objsize (__resolved) != (size_t) -1)
     {
 #if defined _LIBC_LIMITS_H_ && defined PATH_MAX
-      if (__bos (__resolved) < PATH_MAX)
-	return __realpath_chk_warn (__name, __resolved, __bos (__resolved));
+      if (__glibc_objsize (__resolved) < PATH_MAX)
+	return __realpath_chk_warn (__name, __resolved,
+				    __glibc_objsize (__resolved));
 #endif
-      return __realpath_chk (__name, __resolved, __bos (__resolved));
+      return __realpath_chk (__name, __resolved, __glibc_objsize (__resolved));
     }
 
   return __realpath_alias (__name, __resolved);
@@ -64,12 +65,14 @@ extern int __REDIRECT_NTH (__ptsname_r_chk_warn,
 __fortify_function int
 __NTH (ptsname_r (int __fd, char *__buf, size_t __buflen))
 {
-  if (__bos (__buf) != (size_t) -1)
+  if (__glibc_objsize (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__buflen))
-	return __ptsname_r_chk (__fd, __buf, __buflen, __bos (__buf));
-      if (__buflen > __bos (__buf))
-	return __ptsname_r_chk_warn (__fd, __buf, __buflen, __bos (__buf));
+	return __ptsname_r_chk (__fd, __buf, __buflen,
+				__glibc_objsize (__buf));
+      if (__buflen > __glibc_objsize (__buf))
+	return __ptsname_r_chk_warn (__fd, __buf, __buflen,
+				     __glibc_objsize (__buf));
     }
   return __ptsname_r_alias (__fd, __buf, __buflen);
 }
@@ -90,8 +93,9 @@ __NTH (wctomb (char *__s, wchar_t __wchar))
 #if defined MB_LEN_MAX && MB_LEN_MAX != __STDLIB_MB_LEN_MAX
 # error "Assumed value of MB_LEN_MAX wrong"
 #endif
-  if (__bos (__s) != (size_t) -1 && __STDLIB_MB_LEN_MAX > __bos (__s))
-    return __wctomb_chk (__s, __wchar, __bos (__s));
+  if (__glibc_objsize (__s) != (size_t) -1
+      && __STDLIB_MB_LEN_MAX > __glibc_objsize (__s))
+    return __wctomb_chk (__s, __wchar, __glibc_objsize (__s));
   return __wctomb_alias (__s, __wchar);
 }
 
@@ -116,15 +120,16 @@ __fortify_function size_t
 __NTH (mbstowcs (wchar_t *__restrict __dst, const char *__restrict __src,
 		 size_t __len))
 {
-  if (__bos (__dst) != (size_t) -1)
+  if (__glibc_objsize (__dst) != (size_t) -1)
     {
       if (!__builtin_constant_p (__len))
 	return __mbstowcs_chk (__dst, __src, __len,
-			       __bos (__dst) / sizeof (wchar_t));
+			       __glibc_objsize (__dst) / sizeof (wchar_t));
 
-      if (__len > __bos (__dst) / sizeof (wchar_t))
+      if (__len > __glibc_objsize (__dst) / sizeof (wchar_t))
 	return __mbstowcs_chk_warn (__dst, __src, __len,
-				     __bos (__dst) / sizeof (wchar_t));
+				    (__glibc_objsize (__dst)
+				     / sizeof (wchar_t)));
     }
   return __mbstowcs_alias (__dst, __src, __len);
 }
@@ -149,12 +154,13 @@ __fortify_function size_t
 __NTH (wcstombs (char *__restrict __dst, const wchar_t *__restrict __src,
 		 size_t __len))
 {
-  if (__bos (__dst) != (size_t) -1)
+  if (__glibc_objsize (__dst) != (size_t) -1)
     {
       if (!__builtin_constant_p (__len))
-	return __wcstombs_chk (__dst, __src, __len, __bos (__dst));
-      if (__len > __bos (__dst))
-	return __wcstombs_chk_warn (__dst, __src, __len, __bos (__dst));
+	return __wcstombs_chk (__dst, __src, __len, __glibc_objsize (__dst));
+      if (__len > __glibc_objsize (__dst))
+	return __wcstombs_chk_warn (__dst, __src, __len,
+				    __glibc_objsize (__dst));
     }
   return __wcstombs_alias (__dst, __src, __len);
 }
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -22,22 +22,19 @@
 # error "Never use <bits/string_fortified.h> directly; include <string.h> instead."
 #endif
 
-#if !__GNUC_PREREQ (5,0)
-__warndecl (__warn_memset_zero_len,
-	    "memset used with constant zero length parameter; this could be due to transposed parameters");
-#endif
-
 __fortify_function void *
 __NTH (memcpy (void *__restrict __dest, const void *__restrict __src,
 	       size_t __len))
 {
-  return __builtin___memcpy_chk (__dest, __src, __len, __bos0 (__dest));
+  return __builtin___memcpy_chk (__dest, __src, __len,
+				 __glibc_objsize0 (__dest));
 }
 
 __fortify_function void *
 __NTH (memmove (void *__dest, const void *__src, size_t __len))
 {
-  return __builtin___memmove_chk (__dest, __src, __len, __bos0 (__dest));
+  return __builtin___memmove_chk (__dest, __src, __len,
+				  __glibc_objsize0 (__dest));
 }
 
 #ifdef __USE_GNU
@@ -45,7 +42,8 @@ __fortify_function void *
 __NTH (mempcpy (void *__restrict __dest, const void *__restrict __src,
 		size_t __len))
 {
-  return __builtin___mempcpy_chk (__dest, __src, __len, __bos0 (__dest));
+  return __builtin___mempcpy_chk (__dest, __src, __len,
+				  __glibc_objsize0 (__dest));
 }
 #endif
 
@@ -58,17 +56,8 @@ __NTH (mempcpy (void *__restrict __dest, const void *__restrict __src,
 __fortify_function void *
 __NTH (memset (void *__dest, int __ch, size_t __len))
 {
-  /* GCC-5.0 and newer implements these checks in the compiler, so we don't
-     need them here.  */
-#if !__GNUC_PREREQ (5,0)
-  if (__builtin_constant_p (__len) && __len == 0
-      && (!__builtin_constant_p (__ch) || __ch != 0))
-    {
-      __warn_memset_zero_len ();
-      return __dest;
-    }
-#endif
-  return __builtin___memset_chk (__dest, __ch, __len, __bos0 (__dest));
+  return __builtin___memset_chk (__dest, __ch, __len,
+				 __glibc_objsize0 (__dest));
 }
 
 #ifdef __USE_MISC
@@ -80,21 +69,21 @@ void __explicit_bzero_chk (void *__dest, size_t __len, size_t __destlen)
 __fortify_function void
 __NTH (explicit_bzero (void *__dest, size_t __len))
 {
-  __explicit_bzero_chk (__dest, __len, __bos0 (__dest));
+  __explicit_bzero_chk (__dest, __len, __glibc_objsize0 (__dest));
 }
 #endif
 
 __fortify_function char *
 __NTH (strcpy (char *__restrict __dest, const char *__restrict __src))
 {
-  return __builtin___strcpy_chk (__dest, __src, __bos (__dest));
+  return __builtin___strcpy_chk (__dest, __src, __glibc_objsize (__dest));
 }
 
 #ifdef __USE_GNU
 __fortify_function char *
 __NTH (stpcpy (char *__restrict __dest, const char *__restrict __src))
 {
-  return __builtin___stpcpy_chk (__dest, __src, __bos (__dest));
+  return __builtin___stpcpy_chk (__dest, __src, __glibc_objsize (__dest));
 }
 #endif
 
@@ -103,10 +92,18 @@ __fortify_function char *
 __NTH (strncpy (char *__restrict __dest, const char *__restrict __src,
 		size_t __len))
 {
-  return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
+  return __builtin___strncpy_chk (__dest, __src, __len,
+				  __glibc_objsize (__dest));
 }
 
-/* XXX We have no corresponding builtin yet.  */
+#if __GNUC_PREREQ (4, 7) || __glibc_clang_prereq (2, 6)
+__fortify_function char *
+__NTH (stpncpy (char *__dest, const char *__src, size_t __n))
+{
+  return __builtin___stpncpy_chk (__dest, __src, __n,
+				  __glibc_objsize (__dest));
+}
+#else
 extern char *__stpncpy_chk (char *__dest, const char *__src, size_t __n,
 			    size_t __destlen) __THROW
   __attr_access ((__write_only__, 1, 3)) __attr_access ((__read_only__, 2));
@@ -121,12 +118,13 @@ __NTH (stpncpy (char *__dest, const char *__src, size_t __n))
     return __stpncpy_chk (__dest, __src, __n, __bos (__dest));
   return __stpncpy_alias (__dest, __src, __n);
 }
+#endif
 
 
 __fortify_function char *
 __NTH (strcat (char *__restrict __dest, const char *__restrict __src))
 {
-  return __builtin___strcat_chk (__dest, __src, __bos (__dest));
+  return __builtin___strcat_chk (__dest, __src, __glibc_objsize (__dest));
 }
 
 
@@ -134,7 +132,8 @@ __fortify_function char *
 __NTH (strncat (char *__restrict __dest, const char *__restrict __src,
 		size_t __len))
 {
-  return __builtin___strncat_chk (__dest, __src, __len, __bos (__dest));
+  return __builtin___strncat_chk (__dest, __src, __len,
+				  __glibc_objsize (__dest));
 }
 
 #endif /* bits/string_fortified.h */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* Fortify macros for strings.h functions.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -22,13 +22,15 @@
 __fortify_function void
 __NTH (bcopy (const void *__src, void *__dest, size_t __len))
 {
-  (void) __builtin___memmove_chk (__dest, __src, __len, __bos0 (__dest));
+  (void) __builtin___memmove_chk (__dest, __src, __len,
+				  __glibc_objsize0 (__dest));
 }
 
 __fortify_function void
 __NTH (bzero (void *__dest, size_t __len))
 {
-  (void) __builtin___memset_chk (__dest, '\0', __len, __bos0 (__dest));
+  (void) __builtin___memset_chk (__dest, '\0', __len,
+				 __glibc_objsize0 (__dest));
 }
 
 #endif
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* Default mutex implementation struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -0,0 +1,218 @@
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#if !defined _SYS_STAT_H && !defined _FCNTL_H
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
+#endif
+
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
+
+#include <sgidefs.h>
+
+#if _MIPS_SIM == _ABIO32
+/* Structure describing file characteristics.  */
+struct stat
+  {
+    unsigned long int st_dev;
+    long int st_pad1[3];
+#ifndef __USE_FILE_OFFSET64
+    __ino_t st_ino;		/* File serial number.		*/
+#else
+    __ino64_t st_ino;		/* File serial number.		*/
+#endif
+    __mode_t st_mode;		/* File mode.  */
+    __nlink_t st_nlink;		/* Link count.  */
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+    unsigned long int st_rdev;	/* Device number, if device.  */
+#ifndef __USE_FILE_OFFSET64
+    long int st_pad2[2];
+    __off_t st_size;		/* Size of file, in bytes.  */
+    /* SVR4 added this extra long to allow for expansion of off_t.  */
+    long int st_pad3;
+#else
+    long int st_pad2[3];
+    __off64_t st_size;		/* Size of file, in bytes.  */
+#endif
+#ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;            /* Time of last access.  */
+    struct timespec st_mtim;            /* Time of last modification.  */
+    struct timespec st_ctim;            /* Time of last status change.  */
+# define st_atime st_atim.tv_sec        /* Backward compatibility.  */
+# define st_mtime st_mtim.tv_sec
+# define st_ctime st_ctim.tv_sec
+#else
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+#endif
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+#ifndef __USE_FILE_OFFSET64
+    __blkcnt_t st_blocks;	/* Number of 512-byte blocks allocated.  */
+#else
+    long int st_pad4;
+    __blkcnt64_t st_blocks;	/* Number of 512-byte blocks allocated.  */
+#endif
+    long int st_pad5[14];
+  };
+
+#ifdef __USE_LARGEFILE64
+struct stat64
+  {
+    unsigned long int st_dev;
+    long int st_pad1[3];
+    __ino64_t st_ino;		/* File serial number.		*/
+    __mode_t st_mode;		/* File mode.  */
+    __nlink_t st_nlink;		/* Link count.  */
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+    unsigned long int st_rdev;	/* Device number, if device.  */
+    long int st_pad2[3];
+    __off64_t st_size;		/* Size of file, in bytes.  */
+# ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;            /* Time of last access.  */
+    struct timespec st_mtim;            /* Time of last modification.  */
+    struct timespec st_ctim;            /* Time of last status change.  */
+# else
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+# endif
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+    long int st_pad3;
+    __blkcnt64_t st_blocks;	/* Number of 512-byte blocks allocated.  */
+    long int st_pad4[14];
+  };
+#endif
+#else
+struct stat
+  {
+    __dev_t st_dev;
+    int	st_pad1[3];		/* Reserved for st_dev expansion  */
+#ifndef __USE_FILE_OFFSET64
+    __ino_t st_ino;
+#else
+    __ino64_t st_ino;
+#endif
+    __mode_t st_mode;
+    __nlink_t st_nlink;
+    __uid_t st_uid;
+    __gid_t st_gid;
+    __dev_t st_rdev;
+#if !defined __USE_FILE_OFFSET64
+    unsigned int st_pad2[2];	/* Reserved for st_rdev expansion  */
+    __off_t st_size;
+    int st_pad3;
+#else
+    unsigned int st_pad2[3];	/* Reserved for st_rdev expansion  */
+    __off64_t st_size;
+#endif
+#ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;            /* Time of last access.  */
+    struct timespec st_mtim;            /* Time of last modification.  */
+    struct timespec st_ctim;            /* Time of last status change.  */
+# define st_atime st_atim.tv_sec        /* Backward compatibility.  */
+# define st_mtime st_mtim.tv_sec
+# define st_ctime st_ctim.tv_sec
+#else
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+#endif
+    __blksize_t st_blksize;
+    unsigned int st_pad4;
+#ifndef __USE_FILE_OFFSET64
+    __blkcnt_t st_blocks;
+#else
+    __blkcnt64_t st_blocks;
+#endif
+    int st_pad5[14];
+  };
+
+#ifdef __USE_LARGEFILE64
+struct stat64
+  {
+    __dev_t st_dev;
+    unsigned int st_pad1[3];	/* Reserved for st_dev expansion  */
+    __ino64_t st_ino;
+    __mode_t st_mode;
+    __nlink_t st_nlink;
+    __uid_t st_uid;
+    __gid_t st_gid;
+    __dev_t st_rdev;
+    unsigned int st_pad2[3];	/* Reserved for st_rdev expansion  */
+    __off64_t st_size;
+# ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;            /* Time of last access.  */
+    struct timespec st_mtim;            /* Time of last modification.  */
+    struct timespec st_ctim;            /* Time of last status change.  */
+# else
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+# endif
+    __blksize_t st_blksize;
+    unsigned int st_pad3;
+    __blkcnt64_t st_blocks;
+    int st_pad4[14];
+};
+#endif
+#endif
+
+/* Tell code we have these members.  */
+#define	_STATBUF_ST_BLKSIZE
+#define	_STATBUF_ST_RDEV
+
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,11 +1,11 @@
 /* Generated at libc build time from syscall list.  */
-/* The system call list corresponds to kernel 5.7.  */
+/* The system call list corresponds to kernel 5.10.  */
 
 #ifndef _SYSCALL_H
 # error "Never use <bits/syscall.h> directly; include <sys/syscall.h> instead."
 #endif
 
-#define __GLIBC_LINUX_VERSION_CODE 329472
+#define __GLIBC_LINUX_VERSION_CODE 330240
 
 #ifdef __NR_FAST_atomic_update
 # define SYS_FAST_atomic_update __NR_FAST_atomic_update
@@ -227,6 +227,10 @@
 # define SYS_close __NR_close
 #endif
 
+#ifdef __NR_close_range
+# define SYS_close_range __NR_close_range
+#endif
+
 #ifdef __NR_cmpxchg_badaddr
 # define SYS_cmpxchg_badaddr __NR_cmpxchg_badaddr
 #endif
@@ -331,6 +335,10 @@
 # define SYS_faccessat __NR_faccessat
 #endif
 
+#ifdef __NR_faccessat2
+# define SYS_faccessat2 __NR_faccessat2
+#endif
+
 #ifdef __NR_fadvise64
 # define SYS_fadvise64 __NR_fadvise64
 #endif
@@ -1635,6 +1643,10 @@
 # define SYS_prlimit64 __NR_prlimit64
 #endif
 
+#ifdef __NR_process_madvise
+# define SYS_process_madvise __NR_process_madvise
+#endif
+
 #ifdef __NR_process_vm_readv
 # define SYS_process_vm_readv __NR_process_vm_readv
 #endif

@@ -1,5 +1,5 @@
 /* -mlong-double-64 compatibility mode for syslog functions.
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* <bits/syslog-path.h> -- _PATH_LOG definition
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for syslog functions.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions of macros to access `dev_t' values.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios baud rate selection definitions.  Linux/generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios control mode definitions.  Linux/generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios input mode definitions.  Linux/generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios output mode definitions.  Linux/generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios baud platform specific definitions.  Linux/generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct termios definition.  Linux/generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios tcflag symbolic contants definitions.  Linux/generic version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios type and macro definitions.  Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Common threading primitives definitions for both POSIX and C11.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System-dependent timing definitions.  Linux version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/time64.h -- underlying types for __time64_t.  Generic version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Bit size of the time_t type at glibc build time, general case.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/types.h -- definitions of __*_t types underlying *_t types.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  Generic version.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Inline functions to return unsigned integer values unchanged.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Operating system-specific extensions to sys/uio.h - Linux version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Implementation limits related to sys/uio.h - Linux version.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for unistd functions.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -35,13 +35,14 @@ extern ssize_t __REDIRECT (__read_chk_warn,
 __fortify_function __wur ssize_t
 read (int __fd, void *__buf, size_t __nbytes)
 {
-  if (__bos0 (__buf) != (size_t) -1)
+  if (__glibc_objsize0 (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__nbytes))
-	return __read_chk (__fd, __buf, __nbytes, __bos0 (__buf));
+	return __read_chk (__fd, __buf, __nbytes, __glibc_objsize0 (__buf));
 
-      if (__nbytes > __bos0 (__buf))
-	return __read_chk_warn (__fd, __buf, __nbytes, __bos0 (__buf));
+      if (__nbytes > __glibc_objsize0 (__buf))
+	return __read_chk_warn (__fd, __buf, __nbytes,
+				__glibc_objsize0 (__buf));
     }
   return __read_alias (__fd, __buf, __nbytes);
 }
@@ -77,14 +78,15 @@ extern ssize_t __REDIRECT (__pread64_chk_warn,
 __fortify_function __wur ssize_t
 pread (int __fd, void *__buf, size_t __nbytes, __off_t __offset)
 {
-  if (__bos0 (__buf) != (size_t) -1)
+  if (__glibc_objsize0 (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__nbytes))
-	return __pread_chk (__fd, __buf, __nbytes, __offset, __bos0 (__buf));
+	return __pread_chk (__fd, __buf, __nbytes, __offset,
+			    __glibc_objsize0 (__buf));
 
-      if ( __nbytes > __bos0 (__buf))
+      if ( __nbytes > __glibc_objsize0 (__buf))
 	return __pread_chk_warn (__fd, __buf, __nbytes, __offset,
-				 __bos0 (__buf));
+				 __glibc_objsize0 (__buf));
     }
   return __pread_alias (__fd, __buf, __nbytes, __offset);
 }
@@ -92,14 +94,15 @@ pread (int __fd, void *__buf, size_t __nbytes, __off_t __offset)
 __fortify_function __wur ssize_t
 pread (int __fd, void *__buf, size_t __nbytes, __off64_t __offset)
 {
-  if (__bos0 (__buf) != (size_t) -1)
+  if (__glibc_objsize0 (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__nbytes))
-	return __pread64_chk (__fd, __buf, __nbytes, __offset, __bos0 (__buf));
+	return __pread64_chk (__fd, __buf, __nbytes, __offset,
+			      __glibc_objsize0 (__buf));
 
-      if ( __nbytes > __bos0 (__buf))
+      if ( __nbytes > __glibc_objsize0 (__buf))
 	return __pread64_chk_warn (__fd, __buf, __nbytes, __offset,
-				   __bos0 (__buf));
+				   __glibc_objsize0 (__buf));
     }
 
   return __pread64_alias (__fd, __buf, __nbytes, __offset);
@@ -110,14 +113,15 @@ pread (int __fd, void *__buf, size_t __nbytes, __off64_t __offset)
 __fortify_function __wur ssize_t
 pread64 (int __fd, void *__buf, size_t __nbytes, __off64_t __offset)
 {
-  if (__bos0 (__buf) != (size_t) -1)
+  if (__glibc_objsize0 (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__nbytes))
-	return __pread64_chk (__fd, __buf, __nbytes, __offset, __bos0 (__buf));
+	return __pread64_chk (__fd, __buf, __nbytes, __offset,
+			      __glibc_objsize0 (__buf));
 
-      if ( __nbytes > __bos0 (__buf))
+      if ( __nbytes > __glibc_objsize0 (__buf))
 	return __pread64_chk_warn (__fd, __buf, __nbytes, __offset,
-				   __bos0 (__buf));
+				   __glibc_objsize0 (__buf));
     }
 
   return __pread64_alias (__fd, __buf, __nbytes, __offset);
@@ -145,13 +149,14 @@ __fortify_function __nonnull ((1, 2)) __wur ssize_t
 __NTH (readlink (const char *__restrict __path, char *__restrict __buf,
 		 size_t __len))
 {
-  if (__bos (__buf) != (size_t) -1)
+  if (__glibc_objsize (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__len))
-	return __readlink_chk (__path, __buf, __len, __bos (__buf));
+	return __readlink_chk (__path, __buf, __len, __glibc_objsize (__buf));
 
-      if ( __len > __bos (__buf))
-	return __readlink_chk_warn (__path, __buf, __len, __bos (__buf));
+      if ( __len > __glibc_objsize (__buf))
+	return __readlink_chk_warn (__path, __buf, __len,
+				    __glibc_objsize (__buf));
     }
   return __readlink_alias (__path, __buf, __len);
 }
@@ -179,14 +184,15 @@ __fortify_function __nonnull ((2, 3)) __wur ssize_t
 __NTH (readlinkat (int __fd, const char *__restrict __path,
 		   char *__restrict __buf, size_t __len))
 {
-  if (__bos (__buf) != (size_t) -1)
+  if (__glibc_objsize (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__len))
-	return __readlinkat_chk (__fd, __path, __buf, __len, __bos (__buf));
+	return __readlinkat_chk (__fd, __path, __buf, __len,
+				 __glibc_objsize (__buf));
 
-      if (__len > __bos (__buf))
+      if (__len > __glibc_objsize (__buf))
 	return __readlinkat_chk_warn (__fd, __path, __buf, __len,
-				      __bos (__buf));
+				      __glibc_objsize (__buf));
     }
   return __readlinkat_alias (__fd, __path, __buf, __len);
 }
@@ -206,13 +212,13 @@ extern char *__REDIRECT_NTH (__getcwd_chk_warn,
 __fortify_function __wur char *
 __NTH (getcwd (char *__buf, size_t __size))
 {
-  if (__bos (__buf) != (size_t) -1)
+  if (__glibc_objsize (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__size))
-	return __getcwd_chk (__buf, __size, __bos (__buf));
+	return __getcwd_chk (__buf, __size, __glibc_objsize (__buf));
 
-      if (__size > __bos (__buf))
-	return __getcwd_chk_warn (__buf, __size, __bos (__buf));
+      if (__size > __glibc_objsize (__buf))
+	return __getcwd_chk_warn (__buf, __size, __glibc_objsize (__buf));
     }
   return __getcwd_alias (__buf, __size);
 }
@@ -227,8 +233,8 @@ extern char *__REDIRECT_NTH (__getwd_warn, (char *__buf), getwd)
 __fortify_function __nonnull ((1)) __attribute_deprecated__ __wur char *
 __NTH (getwd (char *__buf))
 {
-  if (__bos (__buf) != (size_t) -1)
-    return __getwd_chk (__buf, __bos (__buf));
+  if (__glibc_objsize (__buf) != (size_t) -1)
+    return __getwd_chk (__buf, __glibc_objsize (__buf));
   return __getwd_warn (__buf);
 }
 #endif
@@ -248,13 +254,14 @@ extern size_t __REDIRECT_NTH (__confstr_chk_warn,
 __fortify_function size_t
 __NTH (confstr (int __name, char *__buf, size_t __len))
 {
-  if (__bos (__buf) != (size_t) -1)
+  if (__glibc_objsize (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__len))
-	return __confstr_chk (__name, __buf, __len, __bos (__buf));
+	return __confstr_chk (__name, __buf, __len, __glibc_objsize (__buf));
 
-      if (__bos (__buf) < __len)
-	return __confstr_chk_warn (__name, __buf, __len, __bos (__buf));
+      if (__glibc_objsize (__buf) < __len)
+	return __confstr_chk_warn (__name, __buf, __len,
+				   __glibc_objsize (__buf));
     }
   return __confstr_alias (__name, __buf, __len);
 }
@@ -273,13 +280,13 @@ extern int __REDIRECT_NTH (__getgroups_chk_warn,
 __fortify_function int
 __NTH (getgroups (int __size, __gid_t __list[]))
 {
-  if (__bos (__list) != (size_t) -1)
+  if (__glibc_objsize (__list) != (size_t) -1)
     {
       if (!__builtin_constant_p (__size) || __size < 0)
-	return __getgroups_chk (__size, __list, __bos (__list));
+	return __getgroups_chk (__size, __list, __glibc_objsize (__list));
 
-      if (__size * sizeof (__gid_t) > __bos (__list))
-	return __getgroups_chk_warn (__size, __list, __bos (__list));
+      if (__size * sizeof (__gid_t) > __glibc_objsize (__list))
+	return __getgroups_chk_warn (__size, __list, __glibc_objsize (__list));
     }
   return __getgroups_alias (__size, __list);
 }
@@ -300,13 +307,15 @@ extern int __REDIRECT_NTH (__ttyname_r_chk_warn,
 __fortify_function int
 __NTH (ttyname_r (int __fd, char *__buf, size_t __buflen))
 {
-  if (__bos (__buf) != (size_t) -1)
+  if (__glibc_objsize (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__buflen))
-	return __ttyname_r_chk (__fd, __buf, __buflen, __bos (__buf));
+	return __ttyname_r_chk (__fd, __buf, __buflen,
+				__glibc_objsize (__buf));
 
-      if (__buflen > __bos (__buf))
-	return __ttyname_r_chk_warn (__fd, __buf, __buflen, __bos (__buf));
+      if (__buflen > __glibc_objsize (__buf))
+	return __ttyname_r_chk_warn (__fd, __buf, __buflen,
+				     __glibc_objsize (__buf));
     }
   return __ttyname_r_alias (__fd, __buf, __buflen);
 }
@@ -326,13 +335,14 @@ extern int __REDIRECT (__getlogin_r_chk_warn,
 __fortify_function int
 getlogin_r (char *__buf, size_t __buflen)
 {
-  if (__bos (__buf) != (size_t) -1)
+  if (__glibc_objsize (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__buflen))
-	return __getlogin_r_chk (__buf, __buflen, __bos (__buf));
+	return __getlogin_r_chk (__buf, __buflen, __glibc_objsize (__buf));
 
-      if (__buflen > __bos (__buf))
-	return __getlogin_r_chk_warn (__buf, __buflen, __bos (__buf));
+      if (__buflen > __glibc_objsize (__buf))
+	return __getlogin_r_chk_warn (__buf, __buflen,
+				      __glibc_objsize (__buf));
     }
   return __getlogin_r_alias (__buf, __buflen);
 }
@@ -354,13 +364,14 @@ extern int __REDIRECT_NTH (__gethostname_chk_warn,
 __fortify_function int
 __NTH (gethostname (char *__buf, size_t __buflen))
 {
-  if (__bos (__buf) != (size_t) -1)
+  if (__glibc_objsize (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__buflen))
-	return __gethostname_chk (__buf, __buflen, __bos (__buf));
+	return __gethostname_chk (__buf, __buflen, __glibc_objsize (__buf));
 
-      if (__buflen > __bos (__buf))
-	return __gethostname_chk_warn (__buf, __buflen, __bos (__buf));
+      if (__buflen > __glibc_objsize (__buf))
+	return __gethostname_chk_warn (__buf, __buflen,
+				       __glibc_objsize (__buf));
     }
   return __gethostname_alias (__buf, __buflen);
 }
@@ -384,13 +395,14 @@ extern int __REDIRECT_NTH (__getdomainname_chk_warn,
 __fortify_function int
 __NTH (getdomainname (char *__buf, size_t __buflen))
 {
-  if (__bos (__buf) != (size_t) -1)
+  if (__glibc_objsize (__buf) != (size_t) -1)
     {
       if (!__builtin_constant_p (__buflen))
-	return __getdomainname_chk (__buf, __buflen, __bos (__buf));
+	return __getdomainname_chk (__buf, __buflen, __glibc_objsize (__buf));
 
-      if (__buflen > __bos (__buf))
-	return __getdomainname_chk_warn (__buf, __buflen, __bos (__buf));
+      if (__buflen > __glibc_objsize (__buf))
+	return __getdomainname_chk_warn (__buf, __buflen,
+					 __glibc_objsize (__buf));
     }
   return __getdomainname_alias (__buf, __buflen);
 }

@@ -1,5 +1,5 @@
 /* System-specific extensions of <unistd.h>, Linux version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The `struct utmp' type, describing entries in the utmp file.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structures and definitions for the user accounting database.  GNU version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions of flag bits for `waitpid' et al.
-   Copyright (C) 1992-2020 Free Software Foundation, Inc.
+   Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions of status bits for `wait' et al.
-   Copyright (C) 1992-2020 Free Software Foundation, Inc.
+   Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* -mlong-double-64 compatibility mode for <wchar.h> functions.
-   Copyright (C) 2006-2020 Free Software Foundation, Inc.
+   Copyright (C) 2006-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* wchar_t type related definitions.
-   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Checking macros for wchar functions.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -39,15 +39,15 @@ __fortify_function wchar_t *
 __NTH (wmemcpy (wchar_t *__restrict __s1, const wchar_t *__restrict __s2,
 		size_t __n))
 {
-  if (__bos0 (__s1) != (size_t) -1)
+  if (__glibc_objsize0 (__s1) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n))
 	return __wmemcpy_chk (__s1, __s2, __n,
-			      __bos0 (__s1) / sizeof (wchar_t));
+			      __glibc_objsize0 (__s1) / sizeof (wchar_t));
 
-      if (__n > __bos0 (__s1) / sizeof (wchar_t))
+      if (__n > __glibc_objsize0 (__s1) / sizeof (wchar_t))
 	return __wmemcpy_chk_warn (__s1, __s2, __n,
-				   __bos0 (__s1) / sizeof (wchar_t));
+				   __glibc_objsize0 (__s1) / sizeof (wchar_t));
     }
   return __wmemcpy_alias (__s1, __s2, __n);
 }
@@ -67,15 +67,16 @@ extern wchar_t *__REDIRECT_NTH (__wmemmove_chk_warn,
 __fortify_function wchar_t *
 __NTH (wmemmove (wchar_t *__s1, const wchar_t *__s2, size_t __n))
 {
-  if (__bos0 (__s1) != (size_t) -1)
+  if (__glibc_objsize0 (__s1) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n))
 	return __wmemmove_chk (__s1, __s2, __n,
-			       __bos0 (__s1) / sizeof (wchar_t));
+			       __glibc_objsize0 (__s1) / sizeof (wchar_t));
 
-      if (__n > __bos0 (__s1) / sizeof (wchar_t))
+      if (__n > __glibc_objsize0 (__s1) / sizeof (wchar_t))
 	return __wmemmove_chk_warn (__s1, __s2, __n,
-				    __bos0 (__s1) / sizeof (wchar_t));
+				    (__glibc_objsize0 (__s1)
+				     / sizeof (wchar_t)));
     }
   return __wmemmove_alias (__s1, __s2, __n);
 }
@@ -100,15 +101,16 @@ __fortify_function wchar_t *
 __NTH (wmempcpy (wchar_t *__restrict __s1, const wchar_t *__restrict __s2,
 		 size_t __n))
 {
-  if (__bos0 (__s1) != (size_t) -1)
+  if (__glibc_objsize0 (__s1) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n))
 	return __wmempcpy_chk (__s1, __s2, __n,
-			       __bos0 (__s1) / sizeof (wchar_t));
+			       __glibc_objsize0 (__s1) / sizeof (wchar_t));
 
-      if (__n > __bos0 (__s1) / sizeof (wchar_t))
+      if (__n > __glibc_objsize0 (__s1) / sizeof (wchar_t))
 	return __wmempcpy_chk_warn (__s1, __s2, __n,
-				    __bos0 (__s1) / sizeof (wchar_t));
+				    (__glibc_objsize0 (__s1)
+				     / sizeof (wchar_t)));
     }
   return __wmempcpy_alias (__s1, __s2, __n);
 }
@@ -128,14 +130,15 @@ extern wchar_t *__REDIRECT_NTH (__wmemset_chk_warn,
 __fortify_function wchar_t *
 __NTH (wmemset (wchar_t *__s, wchar_t __c, size_t __n))
 {
-  if (__bos0 (__s) != (size_t) -1)
+  if (__glibc_objsize0 (__s) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n))
-	return __wmemset_chk (__s, __c, __n, __bos0 (__s) / sizeof (wchar_t));
+	return __wmemset_chk (__s, __c, __n,
+			      __glibc_objsize0 (__s) / sizeof (wchar_t));
 
-      if (__n > __bos0 (__s) / sizeof (wchar_t))
+      if (__n > __glibc_objsize0 (__s) / sizeof (wchar_t))
 	return __wmemset_chk_warn (__s, __c, __n,
-				   __bos0 (__s) / sizeof (wchar_t));
+				   __glibc_objsize0 (__s) / sizeof (wchar_t));
     }
   return __wmemset_alias (__s, __c, __n);
 }
@@ -151,8 +154,9 @@ extern wchar_t *__REDIRECT_NTH (__wcscpy_alias,
 __fortify_function wchar_t *
 __NTH (wcscpy (wchar_t *__restrict __dest, const wchar_t *__restrict __src))
 {
-  if (__bos (__dest) != (size_t) -1)
-    return __wcscpy_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t));
+  if (__glibc_objsize (__dest) != (size_t) -1)
+    return __wcscpy_chk (__dest, __src,
+			 __glibc_objsize (__dest) / sizeof (wchar_t));
   return __wcscpy_alias (__dest, __src);
 }
 
@@ -167,8 +171,9 @@ extern wchar_t *__REDIRECT_NTH (__wcpcpy_alias,
 __fortify_function wchar_t *
 __NTH (wcpcpy (wchar_t *__restrict __dest, const wchar_t *__restrict __src))
 {
-  if (__bos (__dest) != (size_t) -1)
-    return __wcpcpy_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t));
+  if (__glibc_objsize (__dest) != (size_t) -1)
+    return __wcpcpy_chk (__dest, __src,
+			 __glibc_objsize (__dest) / sizeof (wchar_t));
   return __wcpcpy_alias (__dest, __src);
 }
 
@@ -191,14 +196,15 @@ __fortify_function wchar_t *
 __NTH (wcsncpy (wchar_t *__restrict __dest, const wchar_t *__restrict __src,
 		size_t __n))
 {
-  if (__bos (__dest) != (size_t) -1)
+  if (__glibc_objsize (__dest) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n))
 	return __wcsncpy_chk (__dest, __src, __n,
-			      __bos (__dest) / sizeof (wchar_t));
-      if (__n > __bos (__dest) / sizeof (wchar_t))
+			      __glibc_objsize (__dest) / sizeof (wchar_t));
+      if (__n > __glibc_objsize (__dest) / sizeof (wchar_t))
 	return __wcsncpy_chk_warn (__dest, __src, __n,
-				   __bos (__dest) / sizeof (wchar_t));
+				   (__glibc_objsize (__dest)
+				    / sizeof (wchar_t)));
     }
   return __wcsncpy_alias (__dest, __src, __n);
 }
@@ -222,14 +228,15 @@ __fortify_function wchar_t *
 __NTH (wcpncpy (wchar_t *__restrict __dest, const wchar_t *__restrict __src,
 		size_t __n))
 {
-  if (__bos (__dest) != (size_t) -1)
+  if (__glibc_objsize (__dest) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n))
 	return __wcpncpy_chk (__dest, __src, __n,
-			      __bos (__dest) / sizeof (wchar_t));
-      if (__n > __bos (__dest) / sizeof (wchar_t))
+			      __glibc_objsize (__dest) / sizeof (wchar_t));
+      if (__n > __glibc_objsize (__dest) / sizeof (wchar_t))
 	return __wcpncpy_chk_warn (__dest, __src, __n,
-				   __bos (__dest) / sizeof (wchar_t));
+				   (__glibc_objsize (__dest)
+				    / sizeof (wchar_t)));
     }
   return __wcpncpy_alias (__dest, __src, __n);
 }
@@ -245,8 +252,9 @@ extern wchar_t *__REDIRECT_NTH (__wcscat_alias,
 __fortify_function wchar_t *
 __NTH (wcscat (wchar_t *__restrict __dest, const wchar_t *__restrict __src))
 {
-  if (__bos (__dest) != (size_t) -1)
-    return __wcscat_chk (__dest, __src, __bos (__dest) / sizeof (wchar_t));
+  if (__glibc_objsize (__dest) != (size_t) -1)
+    return __wcscat_chk (__dest, __src,
+			 __glibc_objsize (__dest) / sizeof (wchar_t));
   return __wcscat_alias (__dest, __src);
 }
 
@@ -263,9 +271,9 @@ __fortify_function wchar_t *
 __NTH (wcsncat (wchar_t *__restrict __dest, const wchar_t *__restrict __src,
 		size_t __n))
 {
-  if (__bos (__dest) != (size_t) -1)
+  if (__glibc_objsize (__dest) != (size_t) -1)
     return __wcsncat_chk (__dest, __src, __n,
-			  __bos (__dest) / sizeof (wchar_t));
+			  __glibc_objsize (__dest) / sizeof (wchar_t));
   return __wcsncat_alias (__dest, __src, __n);
 }
 
@@ -285,18 +293,18 @@ __fortify_function int
 __NTH (swprintf (wchar_t *__restrict __s, size_t __n,
 		 const wchar_t *__restrict __fmt, ...))
 {
-  if (__bos (__s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1)
+  if (__glibc_objsize (__s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1)
     return __swprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
-			   __bos (__s) / sizeof (wchar_t),
+			   __glibc_objsize (__s) / sizeof (wchar_t),
 			   __fmt, __va_arg_pack ());
   return __swprintf_alias (__s, __n, __fmt, __va_arg_pack ());
 }
 #elif !defined __cplusplus
 /* XXX We might want to have support in gcc for swprintf.  */
 # define swprintf(s, n, ...) \
-  (__bos (s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1			      \
+  (__glibc_objsize (s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1		      \
    ? __swprintf_chk (s, n, __USE_FORTIFY_LEVEL - 1,			      \
-		     __bos (s) / sizeof (wchar_t), __VA_ARGS__)		      \
+		     __glibc_objsize (s) / sizeof (wchar_t), __VA_ARGS__)	      \
    : swprintf (s, n, __VA_ARGS__))
 #endif
 
@@ -315,9 +323,10 @@ __fortify_function int
 __NTH (vswprintf (wchar_t *__restrict __s, size_t __n,
 		  const wchar_t *__restrict __fmt, __gnuc_va_list __ap))
 {
-  if (__bos (__s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1)
+  if (__glibc_objsize (__s) != (size_t) -1 || __USE_FORTIFY_LEVEL > 1)
     return __vswprintf_chk (__s, __n,  __USE_FORTIFY_LEVEL - 1,
-			    __bos (__s) / sizeof (wchar_t), __fmt, __ap);
+			    __glibc_objsize (__s) / sizeof (wchar_t), __fmt,
+			    __ap);
   return __vswprintf_alias (__s, __n, __fmt, __ap);
 }
 
@@ -383,14 +392,15 @@ extern wchar_t *__REDIRECT (__fgetws_chk_warn,
 __fortify_function __wur wchar_t *
 fgetws (wchar_t *__restrict __s, int __n, __FILE *__restrict __stream)
 {
-  if (__bos (__s) != (size_t) -1)
+  if (__glibc_objsize (__s) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n) || __n <= 0)
-	return __fgetws_chk (__s, __bos (__s) / sizeof (wchar_t),
+	return __fgetws_chk (__s, __glibc_objsize (__s) / sizeof (wchar_t),
 			     __n, __stream);
 
-      if ((size_t) __n > __bos (__s) / sizeof (wchar_t))
-	return __fgetws_chk_warn (__s, __bos (__s) / sizeof (wchar_t),
+      if ((size_t) __n > __glibc_objsize (__s) / sizeof (wchar_t))
+	return __fgetws_chk_warn (__s,
+				  __glibc_objsize (__s) / sizeof (wchar_t),
 				  __n, __stream);
     }
   return __fgetws_alias (__s, __n, __stream);
@@ -414,14 +424,17 @@ extern wchar_t *__REDIRECT (__fgetws_unlocked_chk_warn,
 __fortify_function __wur wchar_t *
 fgetws_unlocked (wchar_t *__restrict __s, int __n, __FILE *__restrict __stream)
 {
-  if (__bos (__s) != (size_t) -1)
+  if (__glibc_objsize (__s) != (size_t) -1)
     {
       if (!__builtin_constant_p (__n) || __n <= 0)
-	return __fgetws_unlocked_chk (__s, __bos (__s) / sizeof (wchar_t),
+	return __fgetws_unlocked_chk (__s,
+				      __glibc_objsize (__s) / sizeof (wchar_t),
 				      __n, __stream);
 
-      if ((size_t) __n > __bos (__s) / sizeof (wchar_t))
-	return __fgetws_unlocked_chk_warn (__s, __bos (__s) / sizeof (wchar_t),
+      if ((size_t) __n > __glibc_objsize (__s) / sizeof (wchar_t))
+	return __fgetws_unlocked_chk_warn (__s,
+					   (__glibc_objsize (__s)
+					    / sizeof (wchar_t)),
 					   __n, __stream);
     }
   return __fgetws_unlocked_alias (__s, __n, __stream);
@@ -447,8 +460,9 @@ __NTH (wcrtomb (char *__restrict __s, wchar_t __wchar,
 #if defined MB_LEN_MAX && MB_LEN_MAX != __WCHAR_MB_LEN_MAX
 # error "Assumed value of MB_LEN_MAX wrong"
 #endif
-  if (__bos (__s) != (size_t) -1 && __WCHAR_MB_LEN_MAX > __bos (__s))
-    return __wcrtomb_chk (__s, __wchar, __ps, __bos (__s));
+  if (__glibc_objsize (__s) != (size_t) -1
+      && __WCHAR_MB_LEN_MAX > __glibc_objsize (__s))
+    return __wcrtomb_chk (__s, __wchar, __ps, __glibc_objsize (__s));
   return __wcrtomb_alias (__s, __wchar, __ps);
 }
 
@@ -474,15 +488,16 @@ __fortify_function size_t
 __NTH (mbsrtowcs (wchar_t *__restrict __dst, const char **__restrict __src,
 		  size_t __len, mbstate_t *__restrict __ps))
 {
-  if (__bos (__dst) != (size_t) -1)
+  if (__glibc_objsize (__dst) != (size_t) -1)
     {
       if (!__builtin_constant_p (__len))
 	return __mbsrtowcs_chk (__dst, __src, __len, __ps,
-				__bos (__dst) / sizeof (wchar_t));
+				__glibc_objsize (__dst) / sizeof (wchar_t));
 
-      if (__len > __bos (__dst) / sizeof (wchar_t))
+      if (__len > __glibc_objsize (__dst) / sizeof (wchar_t))
 	return __mbsrtowcs_chk_warn (__dst, __src, __len, __ps,
-				     __bos (__dst) / sizeof (wchar_t));
+				     (__glibc_objsize (__dst)
+				      / sizeof (wchar_t)));
     }
   return __mbsrtowcs_alias (__dst, __src, __len, __ps);
 }
@@ -508,13 +523,15 @@ __fortify_function size_t
 __NTH (wcsrtombs (char *__restrict __dst, const wchar_t **__restrict __src,
 		  size_t __len, mbstate_t *__restrict __ps))
 {
-  if (__bos (__dst) != (size_t) -1)
+  if (__glibc_objsize (__dst) != (size_t) -1)
     {
       if (!__builtin_constant_p (__len))
-	return __wcsrtombs_chk (__dst, __src, __len, __ps, __bos (__dst));
+	return __wcsrtombs_chk (__dst, __src, __len, __ps,
+				__glibc_objsize (__dst));
 
-      if (__len > __bos (__dst))
-	return __wcsrtombs_chk_warn (__dst, __src, __len, __ps, __bos (__dst));
+      if (__len > __glibc_objsize (__dst))
+	return __wcsrtombs_chk_warn (__dst, __src, __len, __ps,
+				     __glibc_objsize (__dst));
     }
   return __wcsrtombs_alias (__dst, __src, __len, __ps);
 }
@@ -542,15 +559,16 @@ __fortify_function size_t
 __NTH (mbsnrtowcs (wchar_t *__restrict __dst, const char **__restrict __src,
 		   size_t __nmc, size_t __len, mbstate_t *__restrict __ps))
 {
-  if (__bos (__dst) != (size_t) -1)
+  if (__glibc_objsize (__dst) != (size_t) -1)
     {
       if (!__builtin_constant_p (__len))
 	return __mbsnrtowcs_chk (__dst, __src, __nmc, __len, __ps,
-				 __bos (__dst) / sizeof (wchar_t));
+				 __glibc_objsize (__dst) / sizeof (wchar_t));
 
-      if (__len > __bos (__dst) / sizeof (wchar_t))
+      if (__len > __glibc_objsize (__dst) / sizeof (wchar_t))
 	return __mbsnrtowcs_chk_warn (__dst, __src, __nmc, __len, __ps,
-				      __bos (__dst) / sizeof (wchar_t));
+				      (__glibc_objsize (__dst)
+				       / sizeof (wchar_t)));
     }
   return __mbsnrtowcs_alias (__dst, __src, __nmc, __len, __ps);
 }
@@ -578,15 +596,15 @@ __fortify_function size_t
 __NTH (wcsnrtombs (char *__restrict __dst, const wchar_t **__restrict __src,
 		   size_t __nwc, size_t __len, mbstate_t *__restrict __ps))
 {
-  if (__bos (__dst) != (size_t) -1)
+  if (__glibc_objsize (__dst) != (size_t) -1)
     {
       if (!__builtin_constant_p (__len))
 	return __wcsnrtombs_chk (__dst, __src, __nwc, __len, __ps,
-				 __bos (__dst));
+				 __glibc_objsize (__dst));
 
-      if (__len > __bos (__dst))
+      if (__len > __glibc_objsize (__dst))
 	return __wcsnrtombs_chk_warn (__dst, __src, __nwc, __len, __ps,
-				      __bos (__dst));
+				      __glibc_objsize (__dst));
     }
   return __wcsnrtombs_alias (__dst, __src, __nwc, __len, __ps);
 }

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 ! Platform-specific declarations of SIMD math functions for Fortran. -*- f90 -*-
-!   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+!   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 !   This file is part of the GNU C Library.
 !
 !   The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Interface to GNU libc specific functions for version information.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -56,7 +56,6 @@ struct ether_header
 #define	ETHERTYPE_IPV6		0x86dd		/* IP protocol version 6 */
 #define ETHERTYPE_LOOPBACK	0x9000		/* used to test interfaces */
 
-
 #define	ETHER_ADDR_LEN	ETH_ALEN                 /* size of ethernet addr */
 #define	ETHER_TYPE_LEN	2                        /* bytes in type field */
 #define	ETHER_CRC_LEN	4                        /* bytes in CRC field */
@@ -64,7 +63,7 @@ struct ether_header
 #define	ETHER_MIN_LEN	(ETH_ZLEN + ETHER_CRC_LEN) /* min packet length */
 #define	ETHER_MAX_LEN	(ETH_FRAME_LEN + ETHER_CRC_LEN) /* max packet length */
 
-/* make sure ethenet length is valid */
+/* make sure ethernet length is valid */
 #define	ETHER_IS_VALID_LEN(foo)	\
 	((foo) >= ETHER_MIN_LEN && (foo) <= ETHER_MAX_LEN)

@@ -1,5 +1,5 @@
 /* net/if.h -- declarations for inquiring about network interfaces
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for Address Resolution Protocol.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.

@@ -1,5 +1,5 @@
 /* Definitions for use with Linux SOCK_PACKET sockets.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for use with Linux AF_ASH sockets.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for use with Linux AF_ECONET sockets.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Functions for storing Ethernet addresses in ASCII and mapping to hostnames.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System specific type definitions for networking code.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for use with Linux AF_PACKET sockets.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for Rose packet radio address family.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Facilities specific to the PowerPC architecture
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -0,0 +1,65 @@
+/* Data structure for x86 CPU features.
+   This file is part of the GNU C Library.
+   Copyright (C) 2008-2021 Free Software Foundation, Inc.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_PLATFORM_X86_H
+#define _SYS_PLATFORM_X86_H
+
+#include <features.h>
+#include <stdbool.h>
+#include <bits/platform/x86.h>
+
+__BEGIN_DECLS
+
+/* Get a pointer to the CPU feature structure.  */
+extern const struct cpuid_feature *__x86_get_cpuid_feature_leaf (unsigned int)
+     __attribute__ ((pure));
+
+static __inline__ _Bool
+x86_cpu_has_feature (unsigned int __index)
+{
+  const struct cpuid_feature *__ptr = __x86_get_cpuid_feature_leaf
+    (__index / (8 * sizeof (unsigned int) * 4));
+  unsigned int __reg
+     = __index & (8 * sizeof (unsigned int) * 4 - 1);
+  unsigned int __bit = __reg & (8 * sizeof (unsigned int) - 1);
+  __reg /= 8 * sizeof (unsigned int);
+
+  return __ptr->cpuid_array[__reg] & (1 << __bit);
+}
+
+static __inline__ _Bool
+x86_cpu_is_usable (unsigned int __index)
+{
+  const struct cpuid_feature *__ptr = __x86_get_cpuid_feature_leaf
+    (__index / (8 * sizeof (unsigned int) * 4));
+  unsigned int __reg
+     = __index & (8 * sizeof (unsigned int) * 4 - 1);
+  unsigned int __bit = __reg & (8 * sizeof (unsigned int) - 1);
+  __reg /= 8 * sizeof (unsigned int);
+
+  return __ptr->usable_array[__reg] & (1 << __bit);
+}
+
+/* HAS_CPU_FEATURE evaluates to true if CPU supports the feature.  */
+#define HAS_CPU_FEATURE(name) x86_cpu_has_feature (x86_cpu_##name)
+/* CPU_FEATURE_USABLE evaluates to true if the feature is usable.  */
+#define CPU_FEATURE_USABLE(name) x86_cpu_is_usable (x86_cpu_##name)
+
+__END_DECLS
+
+#endif  /* _SYS_PLATFORM_X86_H */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Access to the auxiliary vector.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -25,7 +25,7 @@
 
 /* The GNU libc does not support any K&R compilers or the traditional mode
    of ISO C compilers anymore.  Check for some of the combinations not
-   anymore supported.  */
+   supported anymore.  */
 #if defined __GNUC__ && !defined __STDC__
 # error "You need a ISO C conforming compiler to use the glibc headers"
 #endif
@@ -47,7 +47,7 @@
 # endif
 
 /* GCC can always grok prototypes.  For C++ programs we add throw()
-   to help it optimize the function calls.  But this works only with
+   to help it optimize the function calls.  But this only works with
    gcc 2.8.x and egcs.  For gcc 3.2 and up we even mark C functions
    as non-throwing using a function attribute since programs can use
    the -fexceptions options for C code as well.  */
@@ -58,10 +58,14 @@
 #  define __NTHNL(fct)  __attribute__ ((__nothrow__)) fct
 # else
 #  if defined __cplusplus && __GNUC_PREREQ (2,8)
-#   define __THROW	throw ()
-#   define __THROWNL	throw ()
-#   define __NTH(fct)	__LEAF_ATTR fct throw ()
-#   define __NTHNL(fct) fct throw ()
+#   if __cplusplus >= 201103L
+#    define __THROW	noexcept (true)
+#   else
+#    define __THROW	throw ()
+#   endif
+#   define __THROWNL	__THROW
+#   define __NTH(fct)	__LEAF_ATTR fct __THROW
+#   define __NTHNL(fct) fct __THROW
 #  else
 #   define __THROW
 #   define __THROWNL
@@ -123,14 +127,20 @@
 #define __bos(ptr) __builtin_object_size (ptr, __USE_FORTIFY_LEVEL > 1)
 #define __bos0(ptr) __builtin_object_size (ptr, 0)
 
+/* Use __builtin_dynamic_object_size at _FORTIFY_SOURCE=3 when available.  */
+#if __USE_FORTIFY_LEVEL == 3 && __glibc_clang_prereq (9, 0)
+# define __glibc_objsize0(__o) __builtin_dynamic_object_size (__o, 0)
+# define __glibc_objsize(__o) __builtin_dynamic_object_size (__o, 1)
+#else
+# define __glibc_objsize0(__o) __bos0 (__o)
+# define __glibc_objsize(__o) __bos (__o)
+#endif
+
 #if __GNUC_PREREQ (4,3)
-# define __warndecl(name, msg) \
-  extern void name (void) __attribute__((__warning__ (msg)))
 # define __warnattr(msg) __attribute__((__warning__ (msg)))
 # define __errordecl(name, msg) \
   extern void name (void) __attribute__((__error__ (msg)))
 #else
-# define __warndecl(name, msg) extern void name (void)
 # define __warnattr(msg)
 # define __errordecl(name, msg) extern void name (void)
 #endif
@@ -559,4 +569,12 @@ _Static_assert (0, "IEEE 128-bits long double requires redirection on this platf
 #  define __attr_access(x)
 #endif
 
+/* Specify that a function such as setjmp or vfork may return
+   twice.  */
+#if __GNUC_PREREQ (4, 1)
+# define __attribute_returns_twice__ __attribute__ ((__returns_twice__))
+#else
+# define __attribute_returns_twice__ /* Ignore.  */
+#endif
+
 #endif	 /* sys/cdefs.h */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2010-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2010-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by David Mosberger <davidm@cs.arizona.edu>.

@@ -1,5 +1,5 @@
 /* Definitions used by AArch64 indirect function resolvers.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for BSD-style memory management.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Header file for mounting/unmount Linux filesystems.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structures and definitions for magnetic tape I/O control commands.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Compatibility header for old-style Unix parameters and limits.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Compatibility definitions for System V `poll' interface.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -21,6 +21,24 @@
 #include <features.h>
 #include <linux/prctl.h>  /*  The magic values come from here  */
 
+/* Recent extensions to linux which may post-date the kernel headers
+   we're picking up...  */
+
+/* Memory tagging control operations (for AArch64).  */
+#ifndef PR_TAGGED_ADDR_ENABLE
+# define PR_TAGGED_ADDR_ENABLE	(1UL << 8)
+#endif
+
+#ifndef PR_MTE_TCF_SHIFT
+# define PR_MTE_TCF_SHIFT	1
+# define PR_MTE_TCF_NONE	(0UL << PR_MTE_TCF_SHIFT)
+# define PR_MTE_TCF_SYNC	(1UL << PR_MTE_TCF_SHIFT)
+# define PR_MTE_TCF_ASYNC	(2UL << PR_MTE_TCF_SHIFT)
+# define PR_MTE_TCF_MASK	(3UL << PR_MTE_TCF_SHIFT)
+# define PR_MTE_TAG_SHIFT	3
+# define PR_MTE_TAG_MASK	(0xffffUL << PR_MTE_TAG_SHIFT)
+#endif
+
 __BEGIN_DECLS
 
 /* Control process execution.  */

@@ -1,5 +1,5 @@
 /* Definitions for core files and libthread_db.  Generic Linux version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* This just represents the non-kernel parts of <linux/quota.h>.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Interfaces for obtaining random bytes.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `fd_set' type and related macros, and `select'/`pselect' declarations.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* sendfile -- copy data directly from one file descriptor to another
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Support for single-thread optimizations.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Declarations of socket constants, types, and functions.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -367,170 +367,11 @@ extern int utimensat (int __fd, const char *__path,
 /* Set file access and modification times of the file associated with FD.  */
 extern int futimens (int __fd, const struct timespec __times[2]) __THROW;
 #endif
-
-/* To allow the `struct stat' structure and the file type `mode_t'
-   bits to vary without changing shared library major version number,
-   the `stat' family of functions and `mknod' are in fact inline
-   wrappers around calls to `xstat', `fxstat', `lxstat', and `xmknod',
-   which all take a leading version-number argument designating the
-   data structure and bits used.  <bits/stat.h> defines _STAT_VER with
-   the version number corresponding to `struct stat' as defined in
-   that file; and _MKNOD_VER with the version number corresponding to
-   the S_IF* macros defined therein.  It is arranged that when not
-   inlined these function are always statically linked; that way a
-   dynamically-linked executable always encodes the version number
-   corresponding to the data structures it uses, so the `x' functions
-   in the shared library can adapt without needing to recompile all
-   callers.  */
-
-#ifndef _STAT_VER
-# define _STAT_VER	0
-#endif
-#ifndef _MKNOD_VER
-# define _MKNOD_VER	0
-#endif
-
-/* Wrappers for stat and mknod system calls.  */
-#ifndef __USE_FILE_OFFSET64
-extern int __fxstat (int __ver, int __fildes, struct stat *__stat_buf)
-     __THROW __nonnull ((3));
-extern int __xstat (int __ver, const char *__filename,
-		    struct stat *__stat_buf) __THROW __nonnull ((2, 3));
-extern int __lxstat (int __ver, const char *__filename,
-		     struct stat *__stat_buf) __THROW __nonnull ((2, 3));
-extern int __fxstatat (int __ver, int __fildes, const char *__filename,
-		       struct stat *__stat_buf, int __flag)
-     __THROW __nonnull ((3, 4));
-#else
-# ifdef __REDIRECT_NTH
-extern int __REDIRECT_NTH (__fxstat, (int __ver, int __fildes,
-				      struct stat *__stat_buf), __fxstat64)
-     __nonnull ((3));
-extern int __REDIRECT_NTH (__xstat, (int __ver, const char *__filename,
-				     struct stat *__stat_buf), __xstat64)
-     __nonnull ((2, 3));
-extern int __REDIRECT_NTH (__lxstat, (int __ver, const char *__filename,
-				      struct stat *__stat_buf), __lxstat64)
-     __nonnull ((2, 3));
-extern int __REDIRECT_NTH (__fxstatat, (int __ver, int __fildes,
-					const char *__filename,
-					struct stat *__stat_buf, int __flag),
-			   __fxstatat64) __nonnull ((3, 4));
-
-# else
-#  define __fxstat __fxstat64
-#  define __xstat __xstat64
-#  define __lxstat __lxstat64
-# endif
-#endif
-
-#ifdef __USE_LARGEFILE64
-extern int __fxstat64 (int __ver, int __fildes, struct stat64 *__stat_buf)
-     __THROW __nonnull ((3));
-extern int __xstat64 (int __ver, const char *__filename,
-		      struct stat64 *__stat_buf) __THROW __nonnull ((2, 3));
-extern int __lxstat64 (int __ver, const char *__filename,
-		       struct stat64 *__stat_buf) __THROW __nonnull ((2, 3));
-extern int __fxstatat64 (int __ver, int __fildes, const char *__filename,
-			 struct stat64 *__stat_buf, int __flag)
-     __THROW __nonnull ((3, 4));
-#endif
-extern int __xmknod (int __ver, const char *__path, __mode_t __mode,
-		     __dev_t *__dev) __THROW __nonnull ((2, 4));
-
-extern int __xmknodat (int __ver, int __fd, const char *__path,
-		       __mode_t __mode, __dev_t *__dev)
-     __THROW __nonnull ((3, 5));
 
 #ifdef __USE_GNU
 # include <bits/statx.h>
 #endif
 
-#ifdef __USE_EXTERN_INLINES
-/* Inlined versions of the real stat and mknod functions.  */
-
-__extern_inline int
-__NTH (stat (const char *__path, struct stat *__statbuf))
-{
-  return __xstat (_STAT_VER, __path, __statbuf);
-}
-
-# if defined __USE_MISC || defined __USE_XOPEN_EXTENDED
-__extern_inline int
-__NTH (lstat (const char *__path, struct stat *__statbuf))
-{
-  return __lxstat (_STAT_VER, __path, __statbuf);
-}
-# endif
-
-__extern_inline int
-__NTH (fstat (int __fd, struct stat *__statbuf))
-{
-  return __fxstat (_STAT_VER, __fd, __statbuf);
-}
-
-# ifdef __USE_ATFILE
-__extern_inline int
-__NTH (fstatat (int __fd, const char *__filename, struct stat *__statbuf,
-		int __flag))
-{
-  return __fxstatat (_STAT_VER, __fd, __filename, __statbuf, __flag);
-}
-# endif
-
-# ifdef __USE_MISC
-__extern_inline int
-__NTH (mknod (const char *__path, __mode_t __mode, __dev_t __dev))
-{
-  return __xmknod (_MKNOD_VER, __path, __mode, &__dev);
-}
-# endif
-
-# ifdef __USE_ATFILE
-__extern_inline int
-__NTH (mknodat (int __fd, const char *__path, __mode_t __mode,
-		__dev_t __dev))
-{
-  return __xmknodat (_MKNOD_VER, __fd, __path, __mode, &__dev);
-}
-# endif
-
-# if defined __USE_LARGEFILE64 \
-  && (! defined __USE_FILE_OFFSET64 \
-      || (defined __REDIRECT_NTH && defined __OPTIMIZE__))
-__extern_inline int
-__NTH (stat64 (const char *__path, struct stat64 *__statbuf))
-{
-  return __xstat64 (_STAT_VER, __path, __statbuf);
-}
-
-#  if defined __USE_MISC || defined __USE_XOPEN_EXTENDED
-__extern_inline int
-__NTH (lstat64 (const char *__path, struct stat64 *__statbuf))
-{
-  return __lxstat64 (_STAT_VER, __path, __statbuf);
-}
-#  endif
-
-__extern_inline int
-__NTH (fstat64 (int __fd, struct stat64 *__statbuf))
-{
-  return __fxstat64 (_STAT_VER, __fd, __statbuf);
-}
-
-#  ifdef __USE_ATFILE
-__extern_inline int
-__NTH (fstatat64 (int __fd, const char *__filename, struct stat64 *__statbuf,
-		  int __flag))
-{
-  return __fxstatat64 (_STAT_VER, __fd, __filename, __statbuf, __flag);
-}
-#  endif
-
-# endif
-
-#endif
-
 __END_DECLS

@@ -1,5 +1,5 @@
 /* Definitions for getting information about a filesystem.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for getting information about a filesystem.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Calls to enable and disable swapping on specified locations.  Linux version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions of macros to access `dev_t' values.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Maciej W. Rozycki <macro@ds2.pg.gda.pl>, 2000.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1994-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -20,24 +20,15 @@
 
 #include <features.h>
 
-#include <bits/types/time_t.h>
-
 __BEGIN_DECLS
 
-/* Structure returned by the `ftime' function.  */
-
-struct timeb
-  {
-    time_t time;		/* Seconds since epoch, as from `time'.  */
-    unsigned short int millitm;	/* Additional milliseconds.  */
-    short int timezone;		/* Minutes west of GMT.  */
-    short int dstflag;		/* Nonzero if Daylight Savings Time used.  */
-  };
+# include <bits/types/struct_timeb.h>
 
 /* Fill in TIMEBUF with information about the current time.  */
 
 extern int ftime (struct timeb *__timebuf)
-  __nonnull ((1)) __attribute_deprecated__;
+  __nonnull ((1))
+  __attribute_deprecated_msg__ ("Use gettimeofday or clock_gettime instead");
 
 __END_DECLS

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.  This file is part of the GNU C Library.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.  This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,68 +0,0 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
-   This file is part of the GNU C Library.
-
-   The GNU C Library is free software; you can redistribute it and/or
-   modify it under the terms of the GNU Lesser General Public
-   License as published by the Free Software Foundation; either
-   version 2.1 of the License, or (at your option) any later version.
-
-   The GNU C Library is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
-   Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
-   <https://www.gnu.org/licenses/>.  */
-
-#ifndef _SYS_VTIMES_H
-#define _SYS_VTIMES_H	1
-
-#include <features.h>
-
-__BEGIN_DECLS
-
-/* This interface is obsolete; use `getrusage' instead.  */
-
-/* Granularity of the `vm_utime' and `vm_stime' fields of a `struct vtimes'.
-   (This is the frequency of the machine's power supply, in Hz.)  */
-#define	VTIMES_UNITS_PER_SECOND	60
-
-struct vtimes
-{
-  /* User time used in units of 1/VTIMES_UNITS_PER_SECOND seconds.  */
-  int vm_utime;
-  /* System time used in units of 1/VTIMES_UNITS_PER_SECOND seconds.  */
-  int vm_stime;
-
-  /* Amount of data and stack memory used (kilobyte-seconds).  */
-  unsigned int vm_idsrss;
-  /* Amount of text memory used (kilobyte-seconds).  */
-  unsigned int vm_ixrss;
-  /* Maximum resident set size (text, data, and stack) (kilobytes).  */
-  int vm_maxrss;
-
-  /* Number of hard page faults (i.e. those that required I/O).  */
-  int vm_majflt;
-  /* Number of soft page faults (i.e. those serviced by reclaiming
-     a page from the list of pages awaiting reallocation.  */
-  int vm_minflt;
-
-  /* Number of times a process was swapped out of physical memory.  */
-  int vm_nswap;
-
-  /* Number of input operations via the file system.  Note: This
-     and `ru_oublock' do not include operations with the cache.  */
-  int vm_inblk;
-  /* Number of output operations via the file system.  */
-  int vm_oublk;
-};
-
-/* If CURRENT is not NULL, write statistics for the current process into
-   *CURRENT.  If CHILD is not NULL, write statistics for all terminated child
-   processes into *CHILD.  Returns 0 for success, -1 for failure.  */
-extern int vtimes (struct vtimes * __current, struct vtimes * __child) __THROW;
-
-__END_DECLS
-
-#endif /* sys/vtimes.h  */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -33,7 +33,7 @@ __BEGIN_DECLS
 /* Asynchronous I/O control block.  */
 struct aiocb
 {
-  int aio_fildes;		/* File desriptor.  */
+  int aio_fildes;		/* File descriptor.  */
   int aio_lio_opcode;		/* Operation to be performed.  */
   int aio_reqprio;		/* Request priority offset.  */
   volatile void *aio_buf;	/* Location of buffer.  */
@@ -61,7 +61,7 @@ struct aiocb
 #ifdef __USE_LARGEFILE64
 struct aiocb64
 {
-  int aio_fildes;		/* File desriptor.  */
+  int aio_fildes;		/* File descriptor.  */
   int aio_lio_opcode;		/* Operation to be performed.  */
   int aio_reqprio;		/* Request priority offset.  */
   volatile void *aio_buf;	/* Location of buffer.  */
@@ -82,12 +82,11 @@ struct aiocb64
 
 
 #ifdef __USE_GNU
-/* To customize the implementation one can use the following struct.
-   This implementation follows the one in Irix.  */
+/* To optimize the implementation one can use the following struct.  */
 struct aioinit
   {
-    int aio_threads;		/* Maximal number of threads.  */
-    int aio_num;		/* Number of expected simultanious requests. */
+    int aio_threads;		/* Maximum number of threads.  */
+    int aio_num;		/* Number of expected simultaneous requests.  */
     int aio_locks;		/* Not used.  */
     int aio_usedba;		/* Not used.  */
     int aio_debug;		/* Not used.  */
@@ -99,7 +98,7 @@ struct aioinit
 #endif
 
 
-/* Return values of cancelation function.  */
+/* Return values of the aio_cancel function.  */
 enum
 {
   AIO_CANCELED,

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -25,7 +25,7 @@
 
 __BEGIN_DECLS
 
-/* Structure to represent one entry of the alias data base.  */
+/* Structure to represent one entry of the alias database.  */
 struct aliasent
   {
     char *alias_name;
@@ -38,13 +38,13 @@ struct aliasent
 /* Open alias data base files.  */
 extern void setaliasent (void) __THROW;
 
-/* Close alias data base files.  */
+/* Close alias database files.  */
 extern void endaliasent (void) __THROW;
 
-/* Get the next entry from the alias data base.  */
+/* Get the next entry from the alias database.  */
 extern struct aliasent *getaliasent (void) __THROW;
 
-/* Get the next entry from the alias data base and put it in RESULT_BUF.  */
+/* Get the next entry from the alias database and put it in RESULT_BUF.  */
 extern int getaliasent_r (struct aliasent *__restrict __result_buf,
 			  char *__restrict __buffer, size_t __buflen,
 			  struct aliasent **__restrict __result) __THROW;

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -25,7 +25,7 @@
 
 __BEGIN_DECLS
 
-/* Remove any previous definitions.  */
+/* Remove any previous definition.  */
 #undef	alloca
 
 /* Allocate a block that will be freed when the calling function exits.  */

@@ -1,5 +1,5 @@
 /* Header describing `ar' archive file format.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
-/* Hierarchial argument parsing, layered over getopt.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Hierarchical argument parsing, layered over getopt.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by Miles Bader <miles@gnu.ai.mit.edu>.
 
@@ -233,7 +233,7 @@ struct argp
 };
 
 /* Possible KEY arguments to a help filter function.  */
-#define ARGP_KEY_HELP_PRE_DOC	0x2000001 /* Help text preceeding options. */
+#define ARGP_KEY_HELP_PRE_DOC	0x2000001 /* Help text preceding options. */
 #define ARGP_KEY_HELP_POST_DOC	0x2000002 /* Help text following options. */
 #define ARGP_KEY_HELP_HEADER	0x2000003 /* Option header string. */
 #define ARGP_KEY_HELP_EXTRA	0x2000004 /* After all other documentation;
@@ -447,7 +447,7 @@ extern void __argp_help (const struct argp *__restrict __argp,
    parsing routine (thus taking an argp_state structure as the first
    argument).  They may or may not print an error message and exit, depending
    on the flags in STATE -- in any case, the caller should be prepared for
-   them *not* to exit, and should return an appropiate error after calling
+   them *not* to exit, and should return an appropriate error after calling
    them.  [argp_usage & argp_error should probably be called argp_state_...,
    but they're used often enough that they should be short]  */

@@ -1,5 +1,5 @@
 /* Routines for dealing with '\0' separated arg vectors.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,5 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Swap byte order for 16, 32 and 64 bit values
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -24,10 +25,10 @@
 #include <bits/byteswap.h>
 
 
-/* The following definitions must all be macros since otherwise some
+/* The following definitions must all be macros, otherwise some
    of the possible optimizations are not possible.  */
 
-/* Return a value with all bytes in the 16 bit argument swapped.  */
+/* Return a value with both bytes in the 16 bit argument swapped.  */
 #define bswap_16(x) __bswap_16 (x)
 
 /* Return a value with all bytes in the 32 bit argument swapped.  */

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,6 +1,6 @@
 /* Extended cpio format from POSIX.1.
    This file is part of the GNU C Library.
-   Copyright (C) 1992-2020 Free Software Foundation, Inc.
+   Copyright (C) 1992-2021 Free Software Foundation, Inc.
    NOTE: The canonical source of this file is maintained with the GNU cpio.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,7 +1,7 @@
 /*
  * UFC-crypt: ultra fast crypt(3) implementation
  *
- * Copyright (C) 1991-2020 Free Software Foundation, Inc.
+ * Copyright (C) 1991-2021 Free Software Foundation, Inc.
  *
  * The GNU C Library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* User functions for run-time dynamic loading.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -40,7 +40,7 @@
 # define RTLD_DEFAULT	((void *) 0)
 
 
-/* Type for namespace indeces.  */
+/* Type for namespace indices.  */
 typedef long int Lmid_t;
 
 /* Special namespace ID values.  */

@@ -1,5 +1,5 @@
 /* This file defines standard ELF types, structures, and macros.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -19,10 +19,6 @@
 #ifndef _ELF_H
 #define	_ELF_H 1
 
-#include <features.h>
-
-__BEGIN_DECLS
-
 /* Standard ELF types.  */
 
 #include <stdint.h>
@@ -322,7 +318,7 @@ typedef struct
 				/* reserved 184 */
 #define EM_AVR32	185	/* Amtel 32-bit microprocessor */
 #define EM_STM8		186	/* STMicroelectronics STM8 */
-#define EM_TILE64	187	/* Tileta TILE64 */
+#define EM_TILE64	187	/* Tilera TILE64 */
 #define EM_TILEPRO	188	/* Tilera TILEPro */
 #define EM_MICROBLAZE	189	/* Xilinx MicroBlaze */
 #define EM_CUDA		190	/* NVIDIA CUDA */
@@ -445,7 +441,7 @@ typedef struct
 #define SHT_FINI_ARRAY	  15		/* Array of destructors */
 #define SHT_PREINIT_ARRAY 16		/* Array of pre-constructors */
 #define SHT_GROUP	  17		/* Section group */
-#define SHT_SYMTAB_SHNDX  18		/* Extended section indeces */
+#define SHT_SYMTAB_SHNDX  18		/* Extended section indices */
 #define	SHT_NUM		  19		/* Number of defined types.  */
 #define SHT_LOOS	  0x60000000	/* Start OS-specific.  */
 #define SHT_GNU_ATTRIBUTES 0x6ffffff5	/* Object attributes.  */
@@ -482,6 +478,7 @@ typedef struct
 #define SHF_COMPRESSED	     (1 << 11)	/* Section with compressed data. */
 #define SHF_MASKOS	     0x0ff00000	/* OS-specific.  */
 #define SHF_MASKPROC	     0xf0000000	/* Processor-specific */
+#define SHF_GNU_RETAIN	     (1 << 21)  /* Not to be GCed by linker.  */
 #define SHF_ORDERED	     (1 << 30)	/* Special ordering requirement
 					   (Solaris).  */
 #define SHF_EXCLUDE	     (1U << 31)	/* Section is excluded unless
@@ -1050,7 +1047,7 @@ typedef struct
 #define	VER_NDX_LORESERVE	0xff00	/* Beginning of reserved entries.  */
 #define	VER_NDX_ELIMINATE	0xff01	/* Symbol is to be eliminated.  */
 
-/* Auxialiary version information.  */
+/* Auxiliary version information.  */
 
 typedef struct
 {
@@ -1327,31 +1324,26 @@ typedef struct
 
 /* The x86 instruction sets indicated by the corresponding bits are
    used in program.  Their support in the hardware is optional.  */
-#define GNU_PROPERTY_X86_ISA_1_USED		0xc0000000
+#define GNU_PROPERTY_X86_ISA_1_USED		0xc0010002
 /* The x86 instruction sets indicated by the corresponding bits are
    used in program and they must be supported by the hardware.   */
-#define GNU_PROPERTY_X86_ISA_1_NEEDED		0xc0000001
+#define GNU_PROPERTY_X86_ISA_1_NEEDED		0xc0008002
 /* X86 processor-specific features used in program.  */
 #define GNU_PROPERTY_X86_FEATURE_1_AND		0xc0000002
 
-#define GNU_PROPERTY_X86_ISA_1_486		(1U << 0)
-#define GNU_PROPERTY_X86_ISA_1_586		(1U << 1)
-#define GNU_PROPERTY_X86_ISA_1_686		(1U << 2)
-#define GNU_PROPERTY_X86_ISA_1_SSE		(1U << 3)
-#define GNU_PROPERTY_X86_ISA_1_SSE2		(1U << 4)
-#define GNU_PROPERTY_X86_ISA_1_SSE3		(1U << 5)
-#define GNU_PROPERTY_X86_ISA_1_SSSE3		(1U << 6)
-#define GNU_PROPERTY_X86_ISA_1_SSE4_1		(1U << 7)
-#define GNU_PROPERTY_X86_ISA_1_SSE4_2		(1U << 8)
-#define GNU_PROPERTY_X86_ISA_1_AVX		(1U << 9)
-#define GNU_PROPERTY_X86_ISA_1_AVX2		(1U << 10)
-#define GNU_PROPERTY_X86_ISA_1_AVX512F		(1U << 11)
-#define GNU_PROPERTY_X86_ISA_1_AVX512CD		(1U << 12)
-#define GNU_PROPERTY_X86_ISA_1_AVX512ER		(1U << 13)
-#define GNU_PROPERTY_X86_ISA_1_AVX512PF		(1U << 14)
-#define GNU_PROPERTY_X86_ISA_1_AVX512VL		(1U << 15)
-#define GNU_PROPERTY_X86_ISA_1_AVX512DQ		(1U << 16)
-#define GNU_PROPERTY_X86_ISA_1_AVX512BW		(1U << 17)
+/* GNU_PROPERTY_X86_ISA_1_BASELINE: CMOV, CX8 (cmpxchg8b), FPU (fld),
+   MMX, OSFXSR (fxsave), SCE (syscall), SSE and SSE2.  */
+#define GNU_PROPERTY_X86_ISA_1_BASELINE		(1U << 0)
+/* GNU_PROPERTY_X86_ISA_1_V2: GNU_PROPERTY_X86_ISA_1_BASELINE,
+   CMPXCHG16B (cmpxchg16b), LAHF-SAHF (lahf), POPCNT (popcnt), SSE3,
+   SSSE3, SSE4.1 and SSE4.2.  */
+#define GNU_PROPERTY_X86_ISA_1_V2		(1U << 1)
+/* GNU_PROPERTY_X86_ISA_1_V3: GNU_PROPERTY_X86_ISA_1_V2, AVX, AVX2, BMI1,
+   BMI2, F16C, FMA, LZCNT, MOVBE, XSAVE.  */
+#define GNU_PROPERTY_X86_ISA_1_V3		(1U << 2)
+/* GNU_PROPERTY_X86_ISA_1_V4: GNU_PROPERTY_X86_ISA_1_V3, AVX512F,
+   AVX512BW, AVX512CD, AVX512DQ and AVX512VL.  */
+#define GNU_PROPERTY_X86_ISA_1_V4		(1U << 3)
 
 /* This indicates that all executable sections are compatible with
    IBT.  */
@@ -2143,9 +2135,9 @@ enum
 #define EFA_PARISC_1_1		    0x0210 /* PA-RISC 1.1 big-endian.  */
 #define EFA_PARISC_2_0		    0x0214 /* PA-RISC 2.0 big-endian.  */
 
-/* Additional section indeces.  */
+/* Additional section indices.  */
 
-#define SHN_PARISC_ANSI_COMMON	0xff00	   /* Section for tenatively declared
+#define SHN_PARISC_ANSI_COMMON	0xff00	   /* Section for tentatively declared
 					      symbols in ANSI C.  */
 #define SHN_PARISC_HUGE_COMMON	0xff01	   /* Common blocks in huge model.  */
 
@@ -2875,6 +2867,8 @@ enum
 #define R_AARCH64_IRELATIVE	1032	/* STT_GNU_IFUNC relocation.  */
 
 /* AArch64 specific values for the Dyn d_tag field.  */
+#define DT_AARCH64_BTI_PLT	(DT_LOPROC + 1)
+#define DT_AARCH64_PAC_PLT	(DT_LOPROC + 3)
 #define DT_AARCH64_VARIANT_PCS	(DT_LOPROC + 5)
 #define DT_AARCH64_NUM		6
 
@@ -3972,7 +3966,7 @@ enum
 #define R_METAG_RELBRANCH	4
 #define R_METAG_GETSETOFF	5
 
-/* Backward compatability */
+/* Backward compatibility */
 #define R_METAG_REG32OP1	6
 #define R_METAG_REG32OP2	7
 #define R_METAG_REG32OP3	8
@@ -4103,6 +4097,4 @@ enum
 #define R_ARC_TLS_LE_S9		0x4a
 #define R_ARC_TLS_LE_32		0x4b
 
-__END_DECLS
-
 #endif	/* elf.h */
\ No newline at end of file

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Routines for dealing with '\0' separated environment vectors
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* 4.4BSD utility functions for error messages.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Declaration for error-reporting function
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -397,7 +397,15 @@
 #  warning _FORTIFY_SOURCE requires compiling with optimization (-O)
 # elif !__GNUC_PREREQ (4, 1)
 #  warning _FORTIFY_SOURCE requires GCC 4.1 or later
+# elif _FORTIFY_SOURCE > 2 && __glibc_clang_prereq (9, 0)
+#  if _FORTIFY_SOURCE > 3
+#   warning _FORTIFY_SOURCE > 3 is treated like 3 on this platform
+#  endif
+#  define __USE_FORTIFY_LEVEL 3
 # elif _FORTIFY_SOURCE > 1
+#  if _FORTIFY_SOURCE > 2
+#   warning _FORTIFY_SOURCE > 2 is treated like 2 on this platform
+#  endif
 #  define __USE_FORTIFY_LEVEL 2
 # else
 #  define __USE_FORTIFY_LEVEL 1
@@ -454,7 +462,7 @@
 /* Major and minor version number of the GNU C library package.  Use
    these macros to test for features in specific releases.  */
 #define	__GLIBC__	2
-#define	__GLIBC_MINOR__	32
+#define	__GLIBC_MINOR__	33
 
 #define __GLIBC_PREREQ(maj, min) \
 	((__GLIBC__ << 16) + __GLIBC_MINOR__ >= ((maj) << 16) + (min))

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Message display handling.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word bits.  Mips version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* File tree traversal functions declarations.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Declarations for getopt.
-   Copyright (C) 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1989-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Unlike the bulk of the getopt implementation, this file is NOT part
    of gnulib; gnulib also has a getopt.h but it is different.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Header with interface version macros for library pieces copied elsewhere.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2009-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2009-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* ifaddrs.h -- declarations for getting network interface addresses
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -311,124 +311,6 @@ extern uintmax_t wcstoumax (const __gwchar_t *__restrict __nptr,
 			    __gwchar_t ** __restrict __endptr, int __base)
      __THROW;
 
-#ifdef __USE_EXTERN_INLINES
-
-# if __WORDSIZE == 64
-
-extern long int __strtol_internal (const char *__restrict __nptr,
-				   char **__restrict __endptr,
-				   int __base, int __group)
-  __THROW __nonnull ((1)) __wur;
-/* Like `strtol' but convert to `intmax_t'.  */
-__extern_inline intmax_t
-__NTH (strtoimax (const char *__restrict __nptr, char **__restrict __endptr,
-		  int __base))
-{
-  return __strtol_internal (__nptr, __endptr, __base, 0);
-}
-
-extern unsigned long int __strtoul_internal (const char *__restrict __nptr,
-					     char ** __restrict __endptr,
-					     int __base, int __group)
-  __THROW __nonnull ((1)) __wur;
-/* Like `strtoul' but convert to `uintmax_t'.  */
-__extern_inline uintmax_t
-__NTH (strtoumax (const char *__restrict __nptr, char **__restrict __endptr,
-		  int __base))
-{
-  return __strtoul_internal (__nptr, __endptr, __base, 0);
-}
-
-extern long int __wcstol_internal (const __gwchar_t * __restrict __nptr,
-				   __gwchar_t **__restrict __endptr,
-				   int __base, int __group)
-  __THROW __nonnull ((1)) __wur;
-/* Like `wcstol' but convert to `intmax_t'.  */
-__extern_inline intmax_t
-__NTH (wcstoimax (const __gwchar_t *__restrict __nptr,
-		  __gwchar_t **__restrict __endptr, int __base))
-{
-  return __wcstol_internal (__nptr, __endptr, __base, 0);
-}
-
-extern unsigned long int __wcstoul_internal (const __gwchar_t *
-					     __restrict __nptr,
-					     __gwchar_t **
-					     __restrict __endptr,
-					     int __base, int __group)
-  __THROW __nonnull ((1)) __wur;
-/* Like `wcstoul' but convert to `uintmax_t'.  */
-__extern_inline uintmax_t
-__NTH (wcstoumax (const __gwchar_t *__restrict __nptr,
-		  __gwchar_t **__restrict __endptr, int __base))
-{
-  return __wcstoul_internal (__nptr, __endptr, __base, 0);
-}
-
-# else /* __WORDSIZE == 32 */
-
-__extension__
-extern long long int __strtoll_internal (const char *__restrict __nptr,
-					 char **__restrict __endptr,
-					 int __base, int __group)
-  __THROW __nonnull ((1)) __wur;
-/* Like `strtol' but convert to `intmax_t'.  */
-__extern_inline intmax_t
-__NTH (strtoimax (const char *__restrict __nptr, char **__restrict __endptr,
-		  int __base))
-{
-  return __strtoll_internal (__nptr, __endptr, __base, 0);
-}
-
-__extension__
-extern unsigned long long int __strtoull_internal (const char *
-						   __restrict __nptr,
-						   char **
-						   __restrict __endptr,
-						   int __base,
-						   int __group)
-  __THROW __nonnull ((1)) __wur;
-/* Like `strtoul' but convert to `uintmax_t'.  */
-__extern_inline uintmax_t
-__NTH (strtoumax (const char *__restrict __nptr, char **__restrict __endptr,
-		  int __base))
-{
-  return __strtoull_internal (__nptr, __endptr, __base, 0);
-}
-
-__extension__
-extern long long int __wcstoll_internal (const __gwchar_t *__restrict __nptr,
-					 __gwchar_t **__restrict __endptr,
-					 int __base, int __group)
-  __THROW __nonnull ((1)) __wur;
-/* Like `wcstol' but convert to `intmax_t'.  */
-__extern_inline intmax_t
-__NTH (wcstoimax (const __gwchar_t *__restrict __nptr,
-		  __gwchar_t **__restrict __endptr, int __base))
-{
-  return __wcstoll_internal (__nptr, __endptr, __base, 0);
-}
-
-
-__extension__
-extern unsigned long long int __wcstoull_internal (const __gwchar_t *
-						   __restrict __nptr,
-						   __gwchar_t **
-						   __restrict __endptr,
-						   int __base,
-						   int __group)
-  __THROW __nonnull ((1)) __wur;
-/* Like `wcstoul' but convert to `uintmax_t'.  */
-__extern_inline uintmax_t
-__NTH (wcstoumax (const __gwchar_t *__restrict __nptr,
-		  __gwchar_t **__restrict __endptr, int __base))
-{
-  return __wcstoull_internal (__nptr, __endptr, __base, 0);
-}
-
-# endif	/* __WORDSIZE == 32	*/
-#endif	/* Use extern inlines.  */
-
 __END_DECLS
 
 #endif /* inttypes.h */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* Access to locale-dependent parameters.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Message catalogs for internationalization.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    This file is derived from the file libgettext.h in the GNU gettext package.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -178,6 +178,18 @@
 # endif
 #endif /* Use IEC_60559_BFP_EXT.  */
 
+/* The macros for _Bool are not defined by GCC's <limits.h> before GCC
+   11, or if _GNU_SOURCE is defined rather than enabling C2x support
+   with -std.  */
+#if __GLIBC_USE (ISOC2X)
+# ifndef BOOL_MAX
+#  define BOOL_MAX 1
+# endif
+# ifndef BOOL_WIDTH
+#  define BOOL_WIDTH 1
+# endif
+#endif
+
 #ifdef	__USE_POSIX
 /* POSIX adds things to <limits.h>.  */
 # include <bits/posix1_lim.h>

@@ -1,6 +1,6 @@
 /* Data structure for communication from the run-time dynamic linker for
    loaded ELF shared objects.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Prototypes and definition for malloc implementation.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -97,8 +97,28 @@ struct mallinfo
   int keepcost; /* top-most, releasable (via malloc_trim) space */
 };
 
+/* SVID2/XPG mallinfo2 structure which can handle allocations
+   bigger than 4GB.  */
+
+struct mallinfo2
+{
+  size_t arena;    /* non-mmapped space allocated from system */
+  size_t ordblks;  /* number of free chunks */
+  size_t smblks;   /* number of fastbin blocks */
+  size_t hblks;    /* number of mmapped regions */
+  size_t hblkhd;   /* space in mmapped regions */
+  size_t usmblks;  /* always 0, preserved for backwards compatibility */
+  size_t fsmblks;  /* space available in freed fastbin blocks */
+  size_t uordblks; /* total allocated space */
+  size_t fordblks; /* total free space */
+  size_t keepcost; /* top-most, releasable (via malloc_trim) space */
+};
+
+/* Returns a copy of the updated current mallinfo. */
+extern struct mallinfo mallinfo (void) __THROW __MALLOC_DEPRECATED;
+
 /* Returns a copy of the updated current mallinfo. */
-extern struct mallinfo mallinfo (void) __THROW;
+extern struct mallinfo2 mallinfo2 (void) __THROW;
 
 /* SVID2/XPG mallopt options */
 #ifndef M_MXFAST

@@ -1,5 +1,5 @@
 /* Declarations for math functions.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Utilities for reading/writing fstab, mtab, etc.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Header file for monetary value formatting functions.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* obstack.h - object stack macros
-   Copyright (C) 1988-2020 Free Software Foundation, Inc.
+   Copyright (C) 1988-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Callback interface for libthread_db, functions users must define.
-   Copyright (C) 1999-2020 Free Software Foundation, Inc.
+   Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -28,6 +28,7 @@
 #include <bits/wordsize.h>
 #include <bits/types/struct_timespec.h>
 #include <bits/types/__sigset_t.h>
+#include <bits/types/struct___jmp_buf_tag.h>
 
 
 /* Detach state.  */
@@ -511,13 +512,15 @@ extern void pthread_testcancel (void);
 
 /* Cancellation handling with integration into exception handling.  */
 
+struct __cancel_jmp_buf_tag
+{
+  __jmp_buf __cancel_jmp_buf;
+  int __mask_was_saved;
+};
+
 typedef struct
 {
-  struct
-  {
-    __jmp_buf __cancel_jmp_buf;
-    int __mask_was_saved;
-  } __cancel_jmp_buf[1];
+  struct __cancel_jmp_buf_tag __cancel_jmp_buf[1];
   void *__pad[4];
 } __pthread_unwind_buf_t __attribute__ ((__aligned__));
 
@@ -657,8 +660,8 @@ __pthread_cleanup_routine (struct __pthread_cleanup_frame *__frame)
     __pthread_unwind_buf_t __cancel_buf;				      \
     void (*__cancel_routine) (void *) = (routine);			      \
     void *__cancel_arg = (arg);						      \
-    int __not_first_call = __sigsetjmp ((struct __jmp_buf_tag *) (void *)     \
-					__cancel_buf.__cancel_jmp_buf, 0);    \
+    int __not_first_call = __sigsetjmp_cancel (__cancel_buf.__cancel_jmp_buf, \
+					       0);			      \
     if (__glibc_unlikely (__not_first_call))				      \
       {									      \
 	__cancel_routine (__cancel_arg);				      \
@@ -692,8 +695,8 @@ extern void __pthread_unregister_cancel (__pthread_unwind_buf_t *__buf)
     __pthread_unwind_buf_t __cancel_buf;				      \
     void (*__cancel_routine) (void *) = (routine);			      \
     void *__cancel_arg = (arg);						      \
-    int __not_first_call = __sigsetjmp ((struct __jmp_buf_tag *) (void *)     \
-					__cancel_buf.__cancel_jmp_buf, 0);    \
+    int __not_first_call = __sigsetjmp_cancel (__cancel_buf.__cancel_jmp_buf, \
+					       0);			      \
     if (__glibc_unlikely (__not_first_call))				      \
       {									      \
 	__cancel_routine (__cancel_arg);				      \
@@ -729,9 +732,24 @@ extern void __pthread_unwind_next (__pthread_unwind_buf_t *__buf)
      ;
 #endif
 
-/* Function used in the macros.  */
-struct __jmp_buf_tag;
-extern int __sigsetjmp (struct __jmp_buf_tag *__env, int __savemask) __THROWNL;
+/* Function used in the macros.  Calling __sigsetjmp, with its first
+   argument declared as an array, results in a -Wstringop-overflow
+   warning from GCC 11 because struct pthread_unwind_buf is smaller
+   than jmp_buf.  The calls from the macros have __SAVEMASK set to 0,
+   so nothing beyond the common prefix is used and this warning is a
+   false positive.  Use an alias with its first argument declared to
+   use the type in the macros if possible to avoid this warning.  */
+#if __GNUC_PREREQ (11, 0)
+extern int __REDIRECT_NTHNL (__sigsetjmp_cancel,
+			     (struct __cancel_jmp_buf_tag __env[1],
+			      int __savemask),
+			     __sigsetjmp) __attribute_returns_twice__;
+#else
+# define __sigsetjmp_cancel(env, savemask) \
+  __sigsetjmp ((struct __jmp_buf_tag *) (void *) (env), (savemask))
+extern int __sigsetjmp (struct __jmp_buf_tag __env[1],
+			int __savemask) __THROWNL;
+#endif
 
 
 /* Mutex handling.  */

@@ -1,5 +1,5 @@
 /* Functions for pseudo TTY handling.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/*  Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/*  Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1994-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,6 +1,6 @@
 /* Definitions for data structures and routines for the regular
    expression library.
-   Copyright (C) 1985, 1989-2020 Free Software Foundation, Inc.
+   Copyright (C) 1985, 1989-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -600,11 +600,9 @@ extern void re_set_registers (struct re_pattern_buffer *__buffer,
 #endif	/* Use GNU */
 
 #if defined _REGEX_RE_COMP || (defined _LIBC && defined __USE_MISC)
-# ifndef _CRAY
 /* 4.2 bsd compatibility.  */
 extern char *re_comp (const char *);
 extern int re_exec (const char *);
-# endif
 #endif
 
 /* For plain 'restrict', use glibc's __restrict if defined.
@@ -614,7 +612,9 @@ extern int re_exec (const char *);
    'configure' might #define 'restrict' to those words, so pick a
    different name.  */
 #ifndef _Restrict_
-# if defined __restrict || 2 < __GNUC__ + (95 <= __GNUC_MINOR__)
+# if defined __restrict \
+     || 2 < __GNUC__ + (95 <= __GNUC_MINOR__) \
+     || __clang_major__ >= 3
 #  define _Restrict_ __restrict
 # elif 199901L <= __STDC_VERSION__ || defined restrict
 #  define _Restrict_ restrict
@@ -622,13 +622,18 @@ extern int re_exec (const char *);
 #  define _Restrict_
 # endif
 #endif
-/* For [restrict], use glibc's __restrict_arr if available.
-   Otherwise, GCC 3.1 (not in C++ mode) and C99 support [restrict].  */
+/* For the ISO C99 syntax
+     array_name[restrict]
+   use glibc's __restrict_arr if available.
+   Otherwise, GCC 3.1 and clang support this syntax (but not in C++ mode).
+   Other ISO C99 compilers support it as well.  */
 #ifndef _Restrict_arr_
 # ifdef __restrict_arr
 #  define _Restrict_arr_ __restrict_arr
-# elif ((199901L <= __STDC_VERSION__ || 3 < __GNUC__ + (1 <= __GNUC_MINOR__)) \
-        && !defined __GNUG__)
+# elif ((199901L <= __STDC_VERSION__ \
+         || 3 < __GNUC__ + (1 <= __GNUC_MINOR__) \
+         || __clang_major__ >= 3) \
+        && !defined __cplusplus)
 #  define _Restrict_arr_ _Restrict_
 # else
 #  define _Restrict_arr_

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.

@@ -1,5 +1,5 @@
 /* Definitions for POSIX 1003.1b-1993 (aka POSIX.4) scheduling interface.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Declarations for System V style searching functions.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -27,20 +27,7 @@
 __BEGIN_DECLS
 
 #include <bits/setjmp.h>		/* Get `__jmp_buf'.  */
-#include <bits/types/__sigset_t.h>
-
-/* Calling environment, plus possibly a saved signal mask.  */
-struct __jmp_buf_tag
-  {
-    /* NOTE: The machine-dependent definitions of `__sigsetjmp'
-       assume that a `jmp_buf' begins with a `__jmp_buf' and that
-       `__mask_was_saved' follows it.  Do not move these members
-       or add others before it.  */
-    __jmp_buf __jmpbuf;		/* Calling environment.  */
-    int __mask_was_saved;	/* Saved the signal mask?  */
-    __sigset_t __saved_mask;	/* Saved signal mask.  */
-  };
-
+#include <bits/types/struct___jmp_buf_tag.h>
 
 typedef struct __jmp_buf_tag jmp_buf[1];

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX spawn interface.
-   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define ISO C stdio on top of C++ iostreams.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Functions to access FILE structure internals.
-   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Extended tar format from POSIX.1.
-   Copyright (C) 1992-2020 Free Software Foundation, Inc.
+   Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Written by David J. MacKenzie.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* thread_db.h -- interface to libthread_db.so library for debugging -lpthread
-   Copyright (C) 1999-2020 Free Software Foundation, Inc.
+   Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* ISO C11 Standard: 7.26 - Thread support library  <threads.h>.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2011-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -831,7 +831,7 @@ extern int symlinkat (const char *__from, int __tofd,
 /* Like readlink but a relative PATH is interpreted relative to FD.  */
 extern ssize_t readlinkat (int __fd, const char *__restrict __path,
 			   char *__restrict __buf, size_t __len)
-     __THROW __nonnull ((2, 3)) __wur __attr_access ((__read_only__, 3, 4));
+     __THROW __nonnull ((2, 3)) __wur __attr_access ((__write_only__, 3, 4));
 #endif
 
 /* Remove the link NAME.  */

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1993-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Old compatibility names for <limits.h> and <float.h> constants.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1995-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1991-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* x86 implementation of the semaphore struct semid_ds.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/x86.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on x86.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define __GLIBC_FLT_EVAL_METHOD.  x86 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define __FP_LOGB0_IS_MIN and __FP_LOGBNAN_IS_MIN.  x86 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definition of __INDIRECT_RETURN.  x86 version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define iscanonical macro.  ldbl-96 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-96 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Platform-specific SIMD declarations of math functions.
-   Copyright (C) 2014-2020 Free Software Foundation, Inc.
+   Copyright (C) 2014-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/x86_64 version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  x86 version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  x86 version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* x86 internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* x86 internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,5 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,36 +13,15 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
-
-/* Versions of the `struct stat' data structure.  */
-#ifndef __x86_64__
-# define _STAT_VER_LINUX_OLD	1
-# define _STAT_VER_KERNEL	1
-# define _STAT_VER_SVR4		2
-# define _STAT_VER_LINUX	3
-
-/* i386 versions of the `xmknod' interface.  */
-# define _MKNOD_VER_LINUX	1
-# define _MKNOD_VER_SVR4	2
-# define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
-#else
-# define _STAT_VER_KERNEL	0
-# define _STAT_VER_LINUX	1
-
-/* x86-64 versions of the `xmknod' interface.  */
-# define _MKNOD_VER_LINUX	0
-#endif
-
-#define _STAT_VER		_STAT_VER_LINUX
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 struct stat
   {
@@ -174,37 +154,4 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* Bit size of the time_t type at glibc build time, x86-64 and x32 case.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  Linux/x86-64 version.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 ! Platform-specific declarations of SIMD math functions for Fortran. -*- f90 -*-
-!   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+!   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 !   This file is part of the GNU C Library.
 !
 !   The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/x86 version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word bits.  x86 version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Olaf Flebbe.

@@ -1,5 +1,5 @@
 /* Define stack_t.  MIPS Linux version.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS implementation of the semaphore struct semid_ds
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System dependent definitions for run-time dynamic loading.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Error constants.  MIPS/Linux specific version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.  MIPS version
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  MIPS Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific pthread type layouts.  MIPS version.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Bit values & structures for resource limits.  Linux/MIPS version.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  MIPS version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The proper definitions for Linux/MIPS's sigaction.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.  This file is part of the GNU C Library.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.  This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number definitions.  Linux/MIPS version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for MIPS.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define enum __socket_type for Linux/MIPS.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct termios definition.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define stack_t.  MIPS Linux version.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS implementation of the semaphore struct semid_ds
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System dependent definitions for run-time dynamic loading.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Error constants.  MIPS/Linux specific version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.  MIPS version
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  MIPS Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific pthread type layouts.  MIPS version.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Bit values & structures for resource limits.  Linux/MIPS version.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  MIPS version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The proper definitions for Linux/MIPS's sigaction.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.  This file is part of the GNU C Library.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.  This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number definitions.  Linux/MIPS version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for MIPS.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define enum __socket_type for Linux/MIPS.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct termios definition.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define stack_t.  MIPS Linux version.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS implementation of the semaphore struct semid_ds
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System dependent definitions for run-time dynamic loading.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Error constants.  MIPS/Linux specific version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.  MIPS version
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  MIPS Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific pthread type layouts.  MIPS version.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Bit values & structures for resource limits.  Linux/MIPS version.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  MIPS version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The proper definitions for Linux/MIPS's sigaction.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.  This file is part of the GNU C Library.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.  This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number definitions.  Linux/MIPS version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for MIPS.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define enum __socket_type for Linux/MIPS.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct termios definition.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define stack_t.  MIPS Linux version.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS implementation of the semaphore struct semid_ds
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System dependent definitions for run-time dynamic loading.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Error constants.  MIPS/Linux specific version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.  MIPS version
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  MIPS Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific pthread type layouts.  MIPS version.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Bit values & structures for resource limits.  Linux/MIPS version.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  MIPS version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The proper definitions for Linux/MIPS's sigaction.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.  This file is part of the GNU C Library.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.  This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number definitions.  Linux/MIPS version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for MIPS.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define enum __socket_type for Linux/MIPS.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct termios definition.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define stack_t.  MIPS Linux version.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS implementation of the semaphore struct semid_ds
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System dependent definitions for run-time dynamic loading.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Error constants.  MIPS/Linux specific version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.  MIPS version
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  MIPS Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific pthread type layouts.  MIPS version.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Bit values & structures for resource limits.  Linux/MIPS version.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  MIPS version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The proper definitions for Linux/MIPS's sigaction.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.  This file is part of the GNU C Library.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.  This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number definitions.  Linux/MIPS version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for MIPS.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define enum __socket_type for Linux/MIPS.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct termios definition.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define stack_t.  MIPS Linux version.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS implementation of the semaphore struct semid_ds
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/MIPS implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* System dependent definitions for run-time dynamic loading.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Error constants.  MIPS/Linux specific version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on MIPS platforms.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.  MIPS version
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  MIPS Linux version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/MIPS version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific pthread type layouts.  MIPS version.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Bit values & structures for resource limits.  Linux/MIPS version.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  MIPS version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The proper definitions for Linux/MIPS's sigaction.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.  This file is part of the GNU C Library.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.  This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number definitions.  Linux/MIPS version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for MIPS.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define enum __socket_type for Linux/MIPS.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* MIPS internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct termios definition.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/mips version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/PowerPC implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* PowerPC implementation of the semaphore struct semid_ds.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/PowerPC implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/PowerPC.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on powerpc.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define FP_FAST_* macros.  PowerPC version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP and AT_HWCAP2.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux/powerpc version.
-   Copyright (C) 2014-2020 Free Software Foundation, Inc.
+   Copyright (C) 2014-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct ipc_perm definition.  Linux/powerpc version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define iscanonical macro.  ldbl-128ibm version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific declarations for dynamic linker interface.  PowerPC version
-   Copyright (C) 2004-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  Linux/PPC version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-opt version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/PowerPC version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  PowerPC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* sigstack, sigaltstack definitions.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for POWER.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* PowerPC internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* PowerPC internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,35 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 #include <bits/wordsize.h>
 
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX	  3
-#if __WORDSIZE == 32
-# define _STAT_VER		_STAT_VER_LINUX
-#else
-# define _STAT_VER		_STAT_VER_KERNEL
-#endif
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
-
-
 #if __WORDSIZE == 32
 
 struct stat
@@ -232,44 +216,10 @@ struct stat64
 # endif /* __USE_LARGEFILE64 */
 #endif
 
-
 /* Tell code we have these members.  */
 #define	_STATBUF_ST_BLKSIZE
 #define _STATBUF_ST_RDEV
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* termios baud rate selection definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios control mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios input mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios output mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios baud platform specific definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/PowerPC version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word definitions.  PowerPC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/PowerPC implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* PowerPC implementation of the semaphore struct semid_ds.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/PowerPC implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/PowerPC.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on powerpc.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define FP_FAST_* macros.  PowerPC version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP and AT_HWCAP2.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux/powerpc version.
-   Copyright (C) 2014-2020 Free Software Foundation, Inc.
+   Copyright (C) 2014-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct ipc_perm definition.  Linux/powerpc version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define iscanonical macro.  ldbl-128ibm version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific declarations for dynamic linker interface.  PowerPC version
-   Copyright (C) 2004-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  Linux/PPC version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-opt version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/PowerPC version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  PowerPC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* sigstack, sigaltstack definitions.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for POWER.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* PowerPC internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* PowerPC internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,35 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 #include <bits/wordsize.h>
 
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX	  3
-#if __WORDSIZE == 32
-# define _STAT_VER		_STAT_VER_LINUX
-#else
-# define _STAT_VER		_STAT_VER_KERNEL
-#endif
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
-
-
 #if __WORDSIZE == 32
 
 struct stat
@@ -232,44 +216,10 @@ struct stat64
 # endif /* __USE_LARGEFILE64 */
 #endif
 
-
 /* Tell code we have these members.  */
 #define	_STATBUF_ST_BLKSIZE
 #define _STATBUF_ST_RDEV
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* termios baud rate selection definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios control mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios input mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios output mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios baud platform specific definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/PowerPC version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word definitions.  PowerPC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/PowerPC implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* PowerPC implementation of the semaphore struct semid_ds.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/PowerPC implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/PowerPC.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on powerpc.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define FP_FAST_* macros.  PowerPC version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP and AT_HWCAP2.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structure types for pre-termios terminal ioctls.  Linux/powerpc version.
-   Copyright (C) 2014-2020 Free Software Foundation, Inc.
+   Copyright (C) 2014-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct ipc_perm definition.  Linux/powerpc version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define iscanonical macro.  ldbl-128ibm version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific declarations for dynamic linker interface.  PowerPC version
-   Copyright (C) 2004-2020 Free Software Foundation, Inc.
+   Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  Linux/PPC version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-opt version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/PowerPC version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  PowerPC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* sigstack, sigaltstack definitions.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for POWER.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* PowerPC internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* PowerPC internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,35 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 #include <bits/wordsize.h>
 
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX	  3
-#if __WORDSIZE == 32
-# define _STAT_VER		_STAT_VER_LINUX
-#else
-# define _STAT_VER		_STAT_VER_KERNEL
-#endif
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
-
-
 #if __WORDSIZE == 32
 
 struct stat
@@ -232,44 +216,10 @@ struct stat64
 # endif /* __USE_LARGEFILE64 */
 #endif
 
-
 /* Tell code we have these members.  */
 #define	_STATBUF_ST_BLKSIZE
 #define _STATBUF_ST_RDEV
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* termios baud rate selection definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios control mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios input mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios local mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios output mode definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios baud platform specific definitions.  Linux/powerpc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/PowerPC version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word definitions.  PowerPC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -0,0 +1,81 @@
+/* Copyright (C) 2020-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _UNISTD_H
+# error "Never include this file directly.  Use <unistd.h> instead"
+#endif
+
+#include <bits/wordsize.h>
+
+/* This header should define the following symbols under the described
+   situations.  A value `1' means that the model is always supported,
+   `-1' means it is never supported.  Undefined means it cannot be
+   statically decided.
+
+   _POSIX_V7_ILP32_OFF32   32bit int, long, pointers, and off_t type
+   _POSIX_V7_ILP32_OFFBIG  32bit int, long, and pointers and larger off_t type
+
+   _POSIX_V7_LP64_OFF32    64bit long and pointers and 32bit off_t type
+   _POSIX_V7_LPBIG_OFFBIG  64bit long and pointers and large off_t type
+
+   The macros _POSIX_V6_ILP32_OFF32, _POSIX_V6_ILP32_OFFBIG,
+   _POSIX_V6_LP64_OFF32, _POSIX_V6_LPBIG_OFFBIG, _XBS5_ILP32_OFF32,
+   _XBS5_ILP32_OFFBIG, _XBS5_LP64_OFF32, and _XBS5_LPBIG_OFFBIG were
+   used in previous versions of the Unix standard and are available
+   only for compatibility.
+*/
+
+#if __WORDSIZE == 64
+
+/* We can never provide environments with 32-bit wide pointers.  */
+# define _POSIX_V7_ILP32_OFF32	-1
+# define _POSIX_V7_ILP32_OFFBIG	-1
+# define _POSIX_V6_ILP32_OFF32	-1
+# define _POSIX_V6_ILP32_OFFBIG	-1
+# define _XBS5_ILP32_OFF32	-1
+# define _XBS5_ILP32_OFFBIG	-1
+/* We also have no use (for now) for an environment with bigger pointers
+   and offsets.  */
+# define _POSIX_V7_LPBIG_OFFBIG	-1
+# define _POSIX_V6_LPBIG_OFFBIG	-1
+# define _XBS5_LPBIG_OFFBIG	-1
+
+/* By default we have 64-bit wide `long int', pointers and `off_t'.  */
+# define _POSIX_V7_LP64_OFF64	1
+# define _POSIX_V6_LP64_OFF64	1
+# define _XBS5_LP64_OFF64	1
+
+#else /* __WORDSIZE == 32 */
+
+/* RISC-V requires 64-bit off_t */
+# define _POSIX_V7_ILP32_OFF32 -1
+# define _POSIX_V6_ILP32_OFF32 -1
+# define _XBS5_ILP32_OFF32 -1
+
+# define _POSIX_V7_ILP32_OFFBIG	1
+# define _POSIX_V6_ILP32_OFFBIG	1
+# define _XBS5_ILP32_OFFBIG	1
+
+/* We can never provide environments with 64-bit wide pointers.  */
+# define _POSIX_V7_LP64_OFF64	-1
+# define _POSIX_V7_LPBIG_OFFBIG	-1
+# define _POSIX_V6_LP64_OFF64	-1
+# define _POSIX_V6_LPBIG_OFFBIG	-1
+# define _XBS5_LP64_OFF64	-1
+# define _XBS5_LPBIG_OFFBIG	-1
+
+#endif /* __WORDSIZE == 32 */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux / RISC-V.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Floating point environment, RISC-V version.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific declarations for dynamic linker interface.  RISC-V version.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-128 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  RISC-V version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific pthread type layouts.  RISC-V version.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -21,18 +21,22 @@
 
 #include <bits/endian.h>
 
-#if __riscv_xlen == 64
-# define __SIZEOF_PTHREAD_ATTR_T 		56
-# define __SIZEOF_PTHREAD_MUTEX_T 		40
-# define __SIZEOF_PTHREAD_MUTEXATTR_T 		 4
-# define __SIZEOF_PTHREAD_COND_T 		48
-# define __SIZEOF_PTHREAD_CONDATTR_T 		 4
-# define __SIZEOF_PTHREAD_RWLOCK_T 		56
-# define __SIZEOF_PTHREAD_RWLOCKATTR_T 		 8
-# define __SIZEOF_PTHREAD_BARRIER_T 		32
-# define __SIZEOF_PTHREAD_BARRIERATTR_T 	 4
+#define __SIZEOF_PTHREAD_MUTEXATTR_T		4
+#define __SIZEOF_PTHREAD_COND_T			48
+#define __SIZEOF_PTHREAD_CONDATTR_T		4
+#define __SIZEOF_PTHREAD_RWLOCKATTR_T		8
+#define __SIZEOF_PTHREAD_BARRIERATTR_T		4
+
+#if __WORDSIZE == 64
+# define __SIZEOF_PTHREAD_ATTR_T		56
+# define __SIZEOF_PTHREAD_MUTEX_T		40
+# define __SIZEOF_PTHREAD_RWLOCK_T		56
+# define __SIZEOF_PTHREAD_BARRIER_T		32
 #else
-# error "rv32i-based systems are not supported"
+# define __SIZEOF_PTHREAD_ATTR_T		32
+# define __SIZEOF_PTHREAD_MUTEX_T		32
+# define __SIZEOF_PTHREAD_RWLOCK_T		48
+# define __SIZEOF_PTHREAD_BARRIER_T		20
 #endif
 
 #define __LOCK_ALIGNMENT

@@ -1,5 +1,5 @@
 /* Define the machine-dependent type `jmp_buf'.  RISC-V version.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-dependent signal context structure for Linux.  RISC-V version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.  This file is part of the GNU C Library.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.  This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public

@@ -1,4 +1,4 @@
-/* Copyright (C) 2011-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.

@@ -1,5 +1,5 @@
 /* RISC-V internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.
 
@@ -15,7 +15,7 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, see
-   <http://www.gnu.org/licenses/>.  */
+   <https://www.gnu.org/licenses/>.  */
 
 #ifndef _RWLOCK_INTERNAL_H
 #define _RWLOCK_INTERNAL_H
@@ -32,14 +32,37 @@ struct __pthread_rwlock_arch_t
   unsigned int __writers_futex;
   unsigned int __pad3;
   unsigned int __pad4;
+#if __WORDSIZE == 64
   int __cur_writer;
   int __shared;
   unsigned long int __pad1;
   unsigned long int __pad2;
   unsigned int __flags;
+#else
+# if __BYTE_ORDER == __BIG_ENDIAN
+  unsigned char __pad1;
+  unsigned char __pad2;
+  unsigned char __shared;
+  unsigned char __flags;
+# else
+  unsigned char __flags;
+  unsigned char __shared;
+  unsigned char __pad1;
+  unsigned char __pad2;
+# endif
+  int __cur_writer;
+#endif
 };
 
-#define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+#if __WORDSIZE == 64
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
   0, 0, 0, 0, 0, 0, 0, 0, 0, 0, __flags
+#elif __BYTE_ORDER == __BIG_ENDIAN
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, 0, 0, 0, __flags, 0
+#else
+# define __PTHREAD_RWLOCK_INITIALIZER(__flags) \
+  0, 0, 0, 0, 0, 0, __flags, 0, 0, 0, 0
+#endif
 
 #endif
\ No newline at end of file

@@ -0,0 +1,127 @@
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library.  If not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#if !defined _SYS_STAT_H && !defined _FCNTL_H
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
+#endif
+
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
+
+#include <bits/endian.h>
+#include <bits/wordsize.h>
+
+#if defined __USE_FILE_OFFSET64
+# define __field64(type, type64, name) type64 name
+#elif __WORDSIZE == 64 || defined __INO_T_MATCHES_INO64_T
+# if defined __INO_T_MATCHES_INO64_T && !defined __OFF_T_MATCHES_OFF64_T
+#  error "ino_t and off_t must both be the same type"
+# endif
+# define __field64(type, type64, name) type name
+#elif __BYTE_ORDER == __LITTLE_ENDIAN
+# define __field64(type, type64, name) \
+  type name __attribute__((__aligned__ (__alignof__ (type64)))); int __##name##_pad
+#else
+# define __field64(type, type64, name) \
+  int __##name##_pad __attribute__((__aligned__ (__alignof__ (type64)))); type name
+#endif
+
+struct stat
+  {
+    __dev_t st_dev;		/* Device.  */
+    __field64(__ino_t, __ino64_t, st_ino);  /* File serial number. */
+    __mode_t st_mode;		/* File mode.  */
+    __nlink_t st_nlink;		/* Link count.  */
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+    __dev_t st_rdev;		/* Device number, if device.  */
+    __dev_t __pad1;
+    __field64(__off_t, __off64_t, st_size);  /* Size of file, in bytes. */
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+    int __pad2;
+    __field64(__blkcnt_t, __blkcnt64_t, st_blocks);  /* 512-byte blocks */
+#ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;		/* Time of last access.  */
+    struct timespec st_mtim;		/* Time of last modification.  */
+    struct timespec st_ctim;		/* Time of last status change.  */
+# define st_atime st_atim.tv_sec	/* Backward compatibility.  */
+# define st_mtime st_mtim.tv_sec
+# define st_ctime st_ctim.tv_sec
+#else
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+#endif
+    int __glibc_reserved[2];
+  };
+
+#undef __field64
+
+#ifdef __USE_LARGEFILE64
+struct stat64
+  {
+    __dev_t st_dev;		/* Device.  */
+    __ino64_t st_ino;		/* File serial number.	*/
+    __mode_t st_mode;		/* File mode.  */
+    __nlink_t st_nlink;		/* Link count.  */
+    __uid_t st_uid;		/* User ID of the file's owner.	*/
+    __gid_t st_gid;		/* Group ID of the file's group.*/
+    __dev_t st_rdev;		/* Device number, if device.  */
+    __dev_t __pad1;
+    __off64_t st_size;		/* Size of file, in bytes.  */
+    __blksize_t st_blksize;	/* Optimal block size for I/O.  */
+    int __pad2;
+    __blkcnt64_t st_blocks;	/* Nr. 512-byte blocks allocated.  */
+#ifdef __USE_XOPEN2K8
+    /* Nanosecond resolution timestamps are stored in a format
+       equivalent to 'struct timespec'.  This is the type used
+       whenever possible but the Unix namespace rules do not allow the
+       identifier 'timespec' to appear in the <sys/stat.h> header.
+       Therefore we have to handle the use of this header in strictly
+       standard-compliant sources special.  */
+    struct timespec st_atim;		/* Time of last access.  */
+    struct timespec st_mtim;		/* Time of last modification.  */
+    struct timespec st_ctim;		/* Time of last status change.  */
+#else
+    __time_t st_atime;			/* Time of last access.  */
+    unsigned long int st_atimensec;	/* Nscecs of last access.  */
+    __time_t st_mtime;			/* Time of last modification.  */
+    unsigned long int st_mtimensec;	/* Nsecs of last modification.  */
+    __time_t st_ctime;			/* Time of last status change.  */
+    unsigned long int st_ctimensec;	/* Nsecs of last status change.  */
+#endif
+    int __glibc_reserved[2];
+  };
+#endif
+
+/* Tell code we have these members.  */
+#define	_STATBUF_ST_BLKSIZE
+#define _STATBUF_ST_RDEV
+/* Nanosecond resolution time values are supported.  */
+#define _STATBUF_ST_NSEC
+
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -0,0 +1,36 @@
+/* bits/time64.h -- underlying types for __time64_t.  RISC-V version.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _BITS_TYPES_H
+# error "Never include <bits/time64.h> directly; use <sys/types.h> instead."
+#endif
+
+#ifndef	_BITS_TIME64_H
+#define	_BITS_TIME64_H	1
+
+/* Define __TIME64_T_TYPE so that it is always a 64-bit type.  */
+
+#if __WORDSIZE == 64
+/* If we already have 64-bit time type then use it.  */
+# define __TIME64_T_TYPE		__TIME_T_TYPE
+#else
+/* Define a 64-bit time type alongsize the 32-bit one.  */
+# define __TIME64_T_TYPE		__SQUAD_TYPE
+#endif
+
+#endif /* bits/time64.h */
\ No newline at end of file

@@ -1,5 +1,5 @@
-/* Define __GLIBC_FLT_EVAL_METHOD.  S/390 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+/* Bit size of the time_t type at glibc build time, RISC-V case.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -16,9 +16,7 @@
    License along with the GNU C Library; if not, see
    <https://www.gnu.org/licenses/>.  */
 
-#ifndef _MATH_H
-# error "Never use <bits/flt-eval-method.h> directly; include <math.h> instead."
-#endif
+#include <bits/wordsize.h>
 
-/* This value is used because of a historical mistake.  */
-#define __GLIBC_FLT_EVAL_METHOD	1
\ No newline at end of file
+/* RV32 and RV64 both use 64-bit time_t */
+#define __TIMESIZE	64
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  For the generic Linux ABI.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.

@@ -1,5 +1,5 @@
 /* Determine the wordsize from the preprocessor defines.  RISC-V version.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -22,8 +22,9 @@
 # error unsupported ABI
 #endif
 
-#if __riscv_xlen == 64
-# define __WORDSIZE_TIME64_COMPAT32 1
-#else
-# error "rv32i-based targets are not supported"
+#define __WORDSIZE_TIME64_COMPAT32  1
+
+#if __WORDSIZE == 32
+# define __WORDSIZE32_SIZE_ULONG    0
+# define __WORDSIZE32_PTRDIFF_LONG  0
 #endif
\ No newline at end of file

@@ -6,10 +6,16 @@
 
 #include <bits/wordsize.h>
 
-#if defined __LP64__ && defined __riscv_float_abi_soft
+#if __WORDSIZE == 32 && defined __riscv_float_abi_soft
+# include <gnu/lib-names-ilp32.h>
+#endif
+#if __WORDSIZE == 32 && defined __riscv_float_abi_double
+# include <gnu/lib-names-ilp32d.h>
+#endif
+#if __WORDSIZE == 64 && defined __riscv_float_abi_soft
 # include <gnu/lib-names-lp64.h>
 #endif
-#if defined __LP64__ && defined __riscv_float_abi_double
+#if __WORDSIZE == 64 && defined __riscv_float_abi_double
 # include <gnu/lib-names-lp64d.h>
 #endif

@@ -4,9 +4,15 @@
 
 #include <bits/wordsize.h>
 
-#if defined __LP64__ && defined __riscv_float_abi_soft
+#if __WORDSIZE == 32 && defined __riscv_float_abi_soft
+# include <gnu/stubs-ilp32.h>
+#endif
+#if __WORDSIZE == 32 && defined __riscv_float_abi_double
+# include <gnu/stubs-ilp32d.h>
+#endif
+#if __WORDSIZE == 64 && defined __riscv_float_abi_soft
 # include <gnu/stubs-lp64.h>
 #endif
-#if defined __LP64__ && defined __riscv_float_abi_double
+#if __WORDSIZE == 64 && defined __riscv_float_abi_double
 # include <gnu/stubs-lp64d.h>
 #endif
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* Miscellaneous macros.
-   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -22,11 +22,14 @@
 /* Macros to handle different pointer/register sizes for 32/64-bit code.  */
 #if __riscv_xlen == 64
 # define PTRLOG 3
-# define SZREG	8
+# define SZREG  8
 # define REG_S sd
 # define REG_L ld
 #elif __riscv_xlen == 32
-# error "rv32i-based targets are not supported"
+# define PTRLOG 2
+# define SZREG  4
+# define REG_S sw
+# define REG_L lw
 #else
 # error __riscv_xlen must equal 32 or 64
 #endif

@@ -1,5 +1,5 @@
 /* RISC-V instruction cache flushing interface
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* struct ucontext definition, RISC-V version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word bits.  RISC-V version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux.
-   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Denis Joseph Barrow <djbarrow@de.ibm.com>.

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -36,8 +36,11 @@
 #define HWCAP_S390_HIGH_GPRS    512
 #define HWCAP_S390_TE           1024
 #define HWCAP_S390_VX           2048
+#define HWCAP_S390_VXRS         HWCAP_S390_VX
 #define HWCAP_S390_VXD          4096
+#define HWCAP_S390_VXRS_BCD     HWCAP_S390_VXD
 #define HWCAP_S390_VXE          8192
+#define HWCAP_S390_VXRS_EXT     HWCAP_S390_VXE
 #define HWCAP_S390_GS           16384
 #define HWCAP_S390_VXRS_EXT2    32768
 #define HWCAP_S390_VXRS_PDE     65536

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-opt version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Extra sys/procfs.h definitions.  S/390 version.
-   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  S/390 version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  S/390 version.
-   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for 31 & 64 bit S/390 sigaction.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* S390 internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* S390 internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,5 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,40 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 #include <bits/wordsize.h>
 
-#if __WORDSIZE == 64
-/* Versions of the `struct stat' data structure.  */
-# define _STAT_VER_KERNEL	0
-# define _STAT_VER_LINUX	1
-# define _STAT_VER		_STAT_VER_LINUX
-
-/* Versions of the `xmknod' interface.	*/
-#define _MKNOD_VER_LINUX	0
-#else
-/* Versions of the `struct stat' data structure.  */
-# define _STAT_VER_LINUX_OLD	1
-# define _STAT_VER_KERNEL	1
-# define _STAT_VER_SVR4		2
-# define _STAT_VER_LINUX	3
-# define _STAT_VER		_STAT_VER_LINUX
-
-/* Versions of the `xmknod' interface.  */
-# define _MKNOD_VER_LINUX	1
-# define _MKNOD_VER_SVR4	2
-# define _MKNOD_VER		_MKNOD_VER_LINUX
-#endif
-
 #if __WORDSIZE == 64
 struct stat
   {
@@ -229,37 +208,4 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  Linux/s390 version.
-   Copyright (C) 2003-2020 Free Software Foundation, Inc.
+   Copyright (C) 2003-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The `struct utmp' type, describing entries in the utmp file.  GNU version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Structures and definitions for the user accounting database.  GNU version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/S390 version.
-   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   Copyright (C) 2000-2021 Free Software Foundation, Inc.
    Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com).
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
    Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com).
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word definitions.  Stub version.
-   Copyright (C) 2000-2020 Free Software Foundation, Inc.
+   Copyright (C) 2000-2021 Free Software Foundation, Inc.
    Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com) and
    Martin Schwidefsky (schwidefsky@de.ibm.com).
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/SPARC implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Sparc implementation of the semaphore struct semid_ds
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/SPARC implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Error constants.  Linux/Sparc specific version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/SPARC.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct ipc_perm definition.  Linux/sparc version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific audit interfaces for dynamic linker.  SPARC version.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  Linux/SPARC version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  SPARC version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/SPARC version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Extra sys/procfs.h definitions.  SPARC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  SPARC version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  SPARC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Bit values & structures for resource limits.  Linux/SPARC version.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  SPARC version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The proper definitions for Linux/SPARC sigaction.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number definitions.  Linux/SPARC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* sigstack, sigaltstack definitions.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for SPARC.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define enum __socket_type for Linux/SPARC.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* SPARC internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,28 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
-
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX		3
-#define _STAT_VER		_STAT_VER_LINUX	/* The one defined below.  */
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
+#include <bits/endian.h>
+#include <bits/wordsize.h>
 
 struct stat
   {
@@ -137,37 +128,4 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* termios baud rate selection definitions.  Linux/sparc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/sparc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios output mode definitions.  Linux/sparc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct termios definition.  Linux/sparc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  Linux/SPARC version.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/SPARC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2003-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word bits.  SPARC version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Miguel de Icaza

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/SPARC implementation of the SysV message struct msqid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Sparc implementation of the semaphore struct semid_ds
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Linux/SPARC implementation of the shared memory struct shmid_ds.
-   Copyright (C) 2020 Free Software Foundation, Inc.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Error constants.  Linux/Sparc specific version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/SPARC.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Defines for bits in AT_HWCAP.
-   Copyright (C) 2011-2020 Free Software Foundation, Inc.
+   Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1996-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct ipc_perm definition.  Linux/sparc version.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Machine-specific audit interfaces for dynamic linker.  SPARC version.
-   Copyright (C) 2005-2020 Free Software Foundation, Inc.
+   Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Minimum guaranteed maximum values for system limits.  Linux/SPARC version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  SPARC version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/SPARC version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Extra sys/procfs.h definitions.  SPARC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  SPARC version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  SPARC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Bit values & structures for resource limits.  Linux/SPARC version.
-   Copyright (C) 1994-2020 Free Software Foundation, Inc.
+   Copyright (C) 1994-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define SHMLBA.  SPARC version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* The proper definitions for Linux/SPARC sigaction.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2007-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2007-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Signal number definitions.  Linux/SPARC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* sigstack, sigaltstack definitions.
-   Copyright (C) 1998-2020 Free Software Foundation, Inc.
+   Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Socket constants which vary among Linux architectures.  Version for SPARC.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define enum __socket_type for Linux/SPARC.
-   Copyright (C) 1991-2020 Free Software Foundation, Inc.
+   Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* SPARC internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,5 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,28 +13,18 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
-
-/* Versions of the `struct stat' data structure.  */
-#define _STAT_VER_LINUX_OLD	1
-#define _STAT_VER_KERNEL	1
-#define _STAT_VER_SVR4		2
-#define _STAT_VER_LINUX		3
-#define _STAT_VER		_STAT_VER_LINUX	/* The one defined below.  */
-
-/* Versions of the `xmknod' interface.  */
-#define _MKNOD_VER_LINUX	1
-#define _MKNOD_VER_SVR4		2
-#define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
+#include <bits/endian.h>
+#include <bits/wordsize.h>
 
 struct stat
   {
@@ -137,37 +128,4 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* termios baud rate selection definitions.  Linux/sparc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios c_cc symbolic constant definitions.  Linux/sparc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* termios output mode definitions.  Linux/sparc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* struct termios definition.  Linux/sparc version.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2008-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2008-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  Linux/SPARC version.
-   Copyright (C) 2002-2020 Free Software Foundation, Inc.
+   Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/SPARC version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2003-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2003-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word bits.  SPARC version.
-   Copyright (C) 1997-2020 Free Software Foundation, Inc.
+   Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Miguel de Icaza

@@ -1,4 +1,4 @@
-/* Copyright (C) 1992-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* x86 implementation of the semaphore struct semid_ds.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/x86.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on x86.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define __GLIBC_FLT_EVAL_METHOD.  x86 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define __FP_LOGB0_IS_MIN and __FP_LOGBNAN_IS_MIN.  x86 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definition of __INDIRECT_RETURN.  x86 version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define iscanonical macro.  ldbl-96 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-96 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Platform-specific SIMD declarations of math functions.
-   Copyright (C) 2014-2020 Free Software Foundation, Inc.
+   Copyright (C) 2014-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/x86_64 version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  x86 version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  x86 version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* x86 internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* x86 internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,5 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,36 +13,15 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
-
-/* Versions of the `struct stat' data structure.  */
-#ifndef __x86_64__
-# define _STAT_VER_LINUX_OLD	1
-# define _STAT_VER_KERNEL	1
-# define _STAT_VER_SVR4		2
-# define _STAT_VER_LINUX	3
-
-/* i386 versions of the `xmknod' interface.  */
-# define _MKNOD_VER_LINUX	1
-# define _MKNOD_VER_SVR4	2
-# define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
-#else
-# define _STAT_VER_KERNEL	0
-# define _STAT_VER_LINUX	1
-
-/* x86-64 versions of the `xmknod' interface.  */
-# define _MKNOD_VER_LINUX	0
-#endif
-
-#define _STAT_VER		_STAT_VER_LINUX
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 struct stat
   {
@@ -174,37 +154,4 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* Bit size of the time_t type at glibc build time, x86-64 and x32 case.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  Linux/x86-64 version.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 ! Platform-specific declarations of SIMD math functions for Fortran. -*- f90 -*-
-!   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+!   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 !   This file is part of the GNU C Library.
 !
 !   The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/x86 version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word bits.  x86 version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Olaf Flebbe.

@@ -1,5 +1,5 @@
 /* x86 implementation of the semaphore struct semid_ds.
-   Copyright (C) 1995-2020 Free Software Foundation, Inc.
+   Copyright (C) 1995-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1999-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* O_*, F_*, FD_* bit values for Linux/x86.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1997-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Macros to control TS 18661-3 glibc features on x86.
-   Copyright (C) 2017-2020 Free Software Foundation, Inc.
+   Copyright (C) 2017-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define __GLIBC_FLT_EVAL_METHOD.  x86 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define __FP_LOGB0_IS_MIN and __FP_LOGBNAN_IS_MIN.  x86 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definition of __INDIRECT_RETURN.  x86 version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/ipctypes.h -- Define some types used by SysV IPC/MSG/SHM.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Define iscanonical macro.  ldbl-96 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2004-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2004-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Properties of long double type.  ldbl-96 version.
-   Copyright (C) 2016-2020 Free Software Foundation, Inc.
+   Copyright (C) 2016-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Platform-specific SIMD declarations of math functions.
-   Copyright (C) 2014-2020 Free Software Foundation, Inc.
+   Copyright (C) 2014-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Definitions for POSIX memory map interface.  Linux/x86_64 version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* Types of pr_uid and pr_gid in struct elf_prpsinfo.  x86 version.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,5 +1,5 @@
 /* Types for registers for sys/procfs.h.  x86 version.
-   Copyright (C) 2001-2020 Free Software Foundation, Inc.
+   Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2002-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* x86 internal mutex struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* x86 internal rwlock struct definitions.
-   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,5 @@
-/* Copyright (C) 1999-2020 Free Software Foundation, Inc.
+/* Definition for struct stat.
+   Copyright (C) 2020-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -12,36 +13,15 @@
    Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
-   License along with the GNU C Library; if not, see
+   License along with the GNU C Library.  If not, see
    <https://www.gnu.org/licenses/>.  */
 
 #if !defined _SYS_STAT_H && !defined _FCNTL_H
-# error "Never include <bits/stat.h> directly; use <sys/stat.h> instead."
+# error "Never include <bits/struct_stat.h> directly; use <sys/stat.h> instead."
 #endif
 
-#ifndef _BITS_STAT_H
-#define _BITS_STAT_H	1
-
-/* Versions of the `struct stat' data structure.  */
-#ifndef __x86_64__
-# define _STAT_VER_LINUX_OLD	1
-# define _STAT_VER_KERNEL	1
-# define _STAT_VER_SVR4		2
-# define _STAT_VER_LINUX	3
-
-/* i386 versions of the `xmknod' interface.  */
-# define _MKNOD_VER_LINUX	1
-# define _MKNOD_VER_SVR4	2
-# define _MKNOD_VER		_MKNOD_VER_LINUX /* The bits defined below.  */
-#else
-# define _STAT_VER_KERNEL	0
-# define _STAT_VER_LINUX	1
-
-/* x86-64 versions of the `xmknod' interface.  */
-# define _MKNOD_VER_LINUX	0
-#endif
-
-#define _STAT_VER		_STAT_VER_LINUX
+#ifndef _BITS_STRUCT_STAT_H
+#define _BITS_STRUCT_STAT_H	1
 
 struct stat
   {
@@ -174,37 +154,4 @@ struct stat64
 /* Nanosecond resolution time values are supported.  */
 #define _STATBUF_ST_NSEC
 
-/* Encoding of the file mode.  */
-
-#define	__S_IFMT	0170000	/* These bits determine file type.  */
-
-/* File types.  */
-#define	__S_IFDIR	0040000	/* Directory.  */
-#define	__S_IFCHR	0020000	/* Character device.  */
-#define	__S_IFBLK	0060000	/* Block device.  */
-#define	__S_IFREG	0100000	/* Regular file.  */
-#define	__S_IFIFO	0010000	/* FIFO.  */
-#define	__S_IFLNK	0120000	/* Symbolic link.  */
-#define	__S_IFSOCK	0140000	/* Socket.  */
-
-/* POSIX.1b objects.  Note that these macros always evaluate to zero.  But
-   they do it by enforcing the correct use of the macros.  */
-#define __S_TYPEISMQ(buf)  ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSEM(buf) ((buf)->st_mode - (buf)->st_mode)
-#define __S_TYPEISSHM(buf) ((buf)->st_mode - (buf)->st_mode)
-
-/* Protection bits.  */
-
-#define	__S_ISUID	04000	/* Set user ID on execution.  */
-#define	__S_ISGID	02000	/* Set group ID on execution.  */
-#define	__S_ISVTX	01000	/* Save swapped text after use (sticky).  */
-#define	__S_IREAD	0400	/* Read by owner.  */
-#define	__S_IWRITE	0200	/* Write by owner.  */
-#define	__S_IEXEC	0100	/* Execute by owner.  */
-
-#ifdef __USE_ATFILE
-# define UTIME_NOW	((1l << 30) - 1l)
-# define UTIME_OMIT	((1l << 30) - 2l)
-#endif
-
-#endif	/* bits/stat.h */
\ No newline at end of file
+#endif /* _BITS_STRUCT_STAT_H  */
\ No newline at end of file

@@ -1,5 +1,5 @@
 /* Bit size of the time_t type at glibc build time, x86-64 and x32 case.
-   Copyright (C) 2018-2020 Free Software Foundation, Inc.
+   Copyright (C) 2018-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* bits/typesizes.h -- underlying types for *_t.  Linux/x86-64 version.
-   Copyright (C) 2012-2020 Free Software Foundation, Inc.
+   Copyright (C) 2012-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 ! Platform-specific declarations of SIMD math functions for Fortran. -*- f90 -*-
-!   Copyright (C) 2019-2020 Free Software Foundation, Inc.
+!   Copyright (C) 2019-2021 Free Software Foundation, Inc.
 !   This file is part of the GNU C Library.
 !
 !   The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 1998-2020 Free Software Foundation, Inc.
+/* Copyright (C) 1998-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* `ptrace' debugger support interface.  Linux/x86 version.
-   Copyright (C) 1996-2020 Free Software Foundation, Inc.
+   Copyright (C) 1996-2021 Free Software Foundation, Inc.
 
    This file is part of the GNU C Library.

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,4 +1,4 @@
-/* Copyright (C) 2001-2020 Free Software Foundation, Inc.
+/* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or

@@ -1,5 +1,5 @@
 /* FPU control word bits.  x86 version.
-   Copyright (C) 1993-2020 Free Software Foundation, Inc.
+   Copyright (C) 1993-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Olaf Flebbe.

Commit 0e2da11379

Commit `0e2da11379`