glibc (2.38)
1 /* Copyright (C) 1996-2023 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 #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 */
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