1/*-
 2 * SPDX-License-Identifier: BSD-3-Clause
 3 *
 4 * Copyright (c) 1990, 1993
 5 *	The Regents of the University of California.  All rights reserved.
 6 *
 7 * Redistribution and use in source and binary forms, with or without
 8 * modification, are permitted provided that the following conditions
 9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 *    may be used to endorse or promote products derived from this software
17 *    without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 *	@(#)stddef.h	8.1 (Berkeley) 6/2/93
32 */
33
34#ifndef _STDDEF_H_
35#define _STDDEF_H_
36
37#include <sys/cdefs.h>
38#include <sys/_null.h>
39#include <sys/_types.h>
40
41#ifndef _PTRDIFF_T_DECLARED
42typedef	__ptrdiff_t	ptrdiff_t;
43#define	_PTRDIFF_T_DECLARED
44#endif
45
46#if __BSD_VISIBLE
47#ifndef _RUNE_T_DECLARED
48typedef	__rune_t	rune_t;
49#define	_RUNE_T_DECLARED
50#endif
51#endif
52
53#ifndef _SIZE_T_DECLARED
54typedef	__size_t	size_t;
55#define	_SIZE_T_DECLARED
56#endif
57
58#ifndef	__cplusplus
59#ifndef _WCHAR_T_DECLARED
60typedef	___wchar_t	wchar_t;
61#define	_WCHAR_T_DECLARED
62#endif
63#endif
64
65#if __ISO_C_VISIBLE >= 2011 || __cplusplus >= 201103L
66#ifndef __CLANG_MAX_ALIGN_T_DEFINED
67typedef	__max_align_t	max_align_t;
68#define __CLANG_MAX_ALIGN_T_DEFINED
69#define _GCC_MAX_ALIGN_T
70#endif
71#endif
72
73#define	offsetof(type, field)	__offsetof(type, field)
74
75#if __EXT1_VISIBLE
76/* ISO/IEC 9899:2011 K.3.3.2 */
77#ifndef _RSIZE_T_DEFINED
78#define _RSIZE_T_DEFINED
79typedef size_t rsize_t;
80#endif
81#endif /* __EXT1_VISIBLE */
82
83#endif /* _STDDEF_H_ */