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/* Copyright (C) 1998, 1999 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., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef _STROPTS_H
#define _STROPTS_H 1
#include <features.h>
#include <bits/types.h>
/* Get system specific contants. */
#include <bits/stropts.h>
__BEGIN_DECLS
/* Test whether FILDES is associated with a STREAM-based file. */
extern int isastream (int __fildes) __THROW;
/* Receive next message from a STREAMS file. */
extern int getmsg (int __fildes, struct strbuf *__ctlptr,
struct strbuf *__dataptr, int *__flagsp) __THROW;
/* Receive next message from a STREAMS file, with *FLAGSP allowing to
control which message. */
extern int getpmsg (int __fildes, struct strbuf *__ctlptr,
struct strbuf *__dataptr, int *__bandp, int *__flagsp)
__THROW;
/* 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;
/* Send a message on a STREAM. */
extern int putmsg (int __fildes, __const struct strbuf *__ctlptr,
__const struct strbuf *__dataptr, int __flags) __THROW;
/* Send a message on a STREAM to the BAND. */
extern int putpmsg (int __fildes, __const struct strbuf *__ctlptr,
__const struct strbuf *__dataptr, int __band, int __flags)
__THROW;
/* Attach a STREAMS-based file descriptor FILDES to a file PATH in the
file system name space. */
extern int fattach (int __fildes, __const char *__path) __THROW;
/* Detach a name PATH from a STREAMS-based file descriptor. */
extern int fdetach (__const char *__path) __THROW;
__END_DECLS
#endif /* stropts.h */
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