sys/ioctl.h

                         
/* Copyright (C) 1991, 92, 93, 94, 96, 98, 99 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, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#ifndef	_SYS_IOCTL_H
#define	_SYS_IOCTL_H	1

#include 

__BEGIN_DECLS

/* Get the list of `ioctl' requests and related constants.  */
#include 

/* Define some types used by `ioctl' requests.  */
#include 

/* On a Unix system, the system  probably defines some of
   the symbols we define in  (usually with the same
   values).  The code to generate  has omitted these
   symbols to avoid the conflict, but a Unix program expects 
   to define them, so we must include  here.  */
#include 

/* 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 (int __fd, unsigned long int __request, ...) __THROW;

__END_DECLS

#endif /* sys/ioctl.h */