sysdeps/unix/sysv/linux/x86/sys/vm86.h

   1 /* Copyright (C) 1996-2014 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    <http://www.gnu.org/licenses/>.  */
  17
  18 #ifndef _SYS_VM86_H
  19
  20 #define _SYS_VM86_H     1
  21 #include <features.h>
  22
  23 #ifdef __x86_64__
  24 # error This header is unsupported on x86-64.
  25 #else
  26 /* Get constants and data types from kernel header file.  */
  27 # include <asm/vm86.h>
  28
  29 __BEGIN_DECLS
  30
  31 /* Enter virtual 8086 mode.  */
  32 extern int vm86 (unsigned long int __subfunction,
  33                  struct vm86plus_struct *__info) __THROW;
  34
  35 __END_DECLS
  36 # endif
  37
  38 #endif  /* _SYS_VM86_H */