glibc (2.38)

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       1  /* Access to the auxiliary vector.
       2     Copyright (C) 2012-2023 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_AUXV_H
      20  #define _SYS_AUXV_H 1
      21  
      22  #include <elf.h>
      23  #include <sys/cdefs.h>
      24  #include <bits/hwcap.h>
      25  
      26  __BEGIN_DECLS
      27  
      28  /* Return the value associated with an Elf*_auxv_t type from the auxv list
      29     passed to the program on startup.  If TYPE was not present in the auxv
      30     list, returns zero and sets errno to ENOENT.  */
      31  extern unsigned long int getauxval (unsigned long int __type)
      32    __THROW;
      33  
      34  __END_DECLS
      35  
      36  #endif /* sys/auxv.h */