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glibc/misc/sys/ioctl.h
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/* Copyright (C) 1991, 92, 93, 94, 96 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 Library General Public License as | |
published by the Free Software Foundation; either version 2 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 | |
Library General Public License for more details. | |
You should have received a copy of the GNU Library General Public | |
License along with the GNU C Library; see the file COPYING.LIB. If | |
not, write to the Free Software Foundation, Inc., 675 Mass Ave, | |
Cambridge, MA 02139, USA. */ | |
#ifndef _SYS_IOCTL_H | |
#define _SYS_IOCTL_H 1 | |
#include <features.h> | |
__BEGIN_DECLS | |
/* Get the list of `ioctl' requests and related constants. */ | |
#include <ioctls.h> | |
/* Define some types used by `ioctl' requests. */ | |
#include <ioctl-types.h> | |
/* On a Unix system, the system <sys/ioctl.h> probably defines some of the | |
symbols we define in <sys/ttydefaults.h> (usually with the same values). | |
The code to generate <ioctls.h> has omitted these symbols to avoid the | |
conflict, but a Unix program expects <sys/ioctl.h> to define them, so we | |
must include <sys/ttydefaults.h> here. */ | |
#include <sys/ttydefaults.h> | |
/* Perform the I/O control operation specified by REQUEST on FD. | |
One argument may follow; its presence and type depend on REQUEST. | |
Return value depends on REQUEST. Usually -1 indicates error. */ | |
extern int __ioctl __P ((int __fd, unsigned long int __request, ...)); | |
extern int ioctl __P ((int __fd, unsigned long int __request, ...)); | |
__END_DECLS | |
#endif /* sys/ioctl.h */ |