1/* Copyright (C) 2001-2025 Free Software Foundation, Inc.
 2   This file is part of the GNU C Library.
 3
 4   The GNU C Library is free software; you can redistribute it and/or
 5   modify it under the terms of the GNU Lesser General Public
 6   License as published by the Free Software Foundation; either
 7   version 2.1 of the License, or (at your option) any later version.
 8
 9   The GNU C Library is distributed in the hope that it will be useful,
10   but WITHOUT ANY WARRANTY; without even the implied warranty of
11   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12   Lesser General Public License for more details.
13
14   You should have received a copy of the GNU Lesser General Public
15   License along with the GNU C Library; if not, see
16   <https://www.gnu.org/licenses/>.  */
17
18/* This file specifies the native word size of the machine, which indicates
19   the ELF file class used for executables and shared objects on this
20   machine.  */
21
22#ifndef _LINK_H
23# error "Never use <bits/elfclass.h> directly; include <link.h> instead."
24#endif
25
26#include <bits/wordsize.h>
27
28#define __ELF_NATIVE_CLASS __WORDSIZE
29
30#if __WORDSIZE == 64
31/* 64 bit Linux for S/390 is exceptional as it has .hash section with
32   64 bit entries.  */
33typedef uint64_t Elf_Symndx;
34#else
35/* 32 bit Linux for S/390 has normal .hash section entries with 32 bits.  */
36typedef uint32_t Elf_Symndx;
37#endif