/* Definition of `errno' variable.  Canonical 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 <tls.h>

#include <dl-sysdep.h>

#undef errno

#if RTLD_PRIVATE_ERRNO

/* Code compiled for rtld refers only to this name.  */

int rtld_errno attribute_hidden;

#else

__thread int errno;

extern __thread int __libc_errno __attribute__ ((alias ("errno")))

  attribute_hidden;

#endif