/* Copyright (C) 1996-2020 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see <https://www.gnu.org/licenses/>. */ #ifndef _SYS_PERM_H #define _SYS_PERM_H 1 #include <features.h> __BEGIN_DECLS /* Set port input/output permissions. */ extern int ioperm (unsigned long int __from, unsigned long int __num, int __turn_on) __THROW; /* Change I/O privilege level. */ extern int iopl (int __level) __THROW; __END_DECLS #endif /* _SYS_PERM_H */