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The C and C++ Include Header Files

/usr/include/x86_64-linux-gnu/bits/mman.h


$ cat -n /usr/include/x86_64-linux-gnu/bits/mman.h

     1	/* Definitions for POSIX memory map interface.  Linux/x86_64 version.
     2	   Copyright (C) 2001-2024 Free Software Foundation, Inc.
     3	   This file is part of the GNU C Library.
     4	
     5	   The GNU C Library is free software; you can redistribute it and/or
     6	   modify it under the terms of the GNU Lesser General Public
     7	   License as published by the Free Software Foundation; either
     8	   version 2.1 of the License, or (at your option) any later version.
     9	
    10	   The GNU C Library is distributed in the hope that it will be useful,
    11	   but WITHOUT ANY WARRANTY; without even the implied warranty of
    12	   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13	   Lesser General Public License for more details.
    14	
    15	   You should have received a copy of the GNU Lesser General Public
    16	   License along with the GNU C Library; if not, see
    17	   <https://www.gnu.org/licenses/>.  */
    18	
    19	#ifndef _SYS_MMAN_H
    20	# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
    21	#endif
    22	
    23	/* The following definitions basically come from the kernel headers.
    24	   But the kernel header is not namespace clean.  */
    25	
    26	/* Other flags.  */
    27	#define MAP_32BIT	0x40		/* Only give out 32-bit addresses.  */
    28	#define MAP_ABOVE4G	0x80		/* Only map above 4GB.  */
    29	
    30	#ifdef __USE_MISC
    31	/* Set up a restore token in the newly allocated shadow stack */
    32	# define SHADOW_STACK_SET_TOKEN 0x1
    33	#endif
    34	
    35	#include <bits/mman-map-flags-generic.h>
    36	
    37	/* Include generic Linux declarations.  */
    38	#include <bits/mman-linux.h>