-# strdup.m4 serial 3
-dnl Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License. As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
+# strdup.m4 serial 9
+
+dnl Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007 Free Software
+dnl Foundation, Inc.
+
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
AC_DEFUN([gl_FUNC_STRDUP],
[
+ AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
AC_REPLACE_FUNCS(strdup)
- if test $ac_cv_func_strdup = no; then
- gl_PREREQ_STRDUP
+ AC_CHECK_DECLS_ONCE(strdup)
+ if test $ac_cv_have_decl_strdup = no; then
+ HAVE_DECL_STRDUP=0
fi
+ gl_PREREQ_STRDUP
])
-# Prerequisites of lib/strdup.h and lib/strdup.c.
-AC_DEFUN([gl_PREREQ_STRDUP], [
- AC_CHECK_DECLS(strdup)
-])
+# Prerequisites of lib/strdup.c.
+AC_DEFUN([gl_PREREQ_STRDUP], [:])