/* Try locking I/O stream.  Hurd version

   Copyright (C) 2002-2018 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

   <http://www.gnu.org/licenses/>.  */

#include <errno.h>

#include <pthread.h>

#include <stdio.h>

#include <stdio-lock.h>

int

__ftrylockfile (FILE *stream)

{

#ifdef SHARED

  return __libc_ptf_call (_IO_ftrylockfile, (stream), 0);

#else

  return 0;

#endif

}

weak_alias (__ftrylockfile, _IO_ftrylockfile)

weak_alias (__ftrylockfile, ftrylockfile)