#serial 14

# Copyright (C) 1996-1998, 2001-2004, 2009-2017 Free Software Foundation, Inc.

#

# This file is free software; the Free Software Foundation

# gives unlimited permission to copy and/or distribute it,

# with or without modifications, as long as this notice is preserved.

AC_DEFUN([gl_ERROR],

[

  dnl We don't use AC_FUNC_ERROR_AT_LINE any more, because it is no longer

  dnl maintained in Autoconf and because it invokes AC_LIBOBJ.

  AC_CACHE_CHECK([for error_at_line], [ac_cv_lib_error_at_line],

    [AC_LINK_IFELSE(

       [AC_LANG_PROGRAM(

          [[#include <error.h>]],

          [[error_at_line (0, 0, "", 0, "an error occurred");]])],

       [ac_cv_lib_error_at_line=yes],

       [ac_cv_lib_error_at_line=no])])

])

# Prerequisites of lib/error.c.

AC_DEFUN([gl_PREREQ_ERROR],

[

  AC_REQUIRE([AC_FUNC_STRERROR_R])

  :

])