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/* Thread package specific definitions of stream lock type.
Copyright (C) 1996, 1997 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 _LIBIO_LOCK_H
#define _LIBIO_LOCK_H 1
typedef void *_IO_lock_t;
/* We need recursive (counting) mutexes. */
#define _IO_lock_initializer NULL
#define _IO_cleanup_region_start(_fct, _fp)
#define _IO_cleanup_region_end(_doit)
#define _IO_lock_init(_name)
#define _IO_lock_fini(_name)
#define _IO_lock_lock(_name)
#define _IO_lock_unlock(_name)
#endif /* libio-lock.h */
/* this will be used later*/
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