New module 'signal'.

[gnulib.git] / m4 / strdup.m4

diff --git a/m4/strdup.m4 b/m4/strdup.m4
index f7786e9..8796e9e 100644 (file)
--- a/m4/strdup.m4
+++ b/m4/strdup.m4
@@ -1,13 +1,20 @@
-# strdup.m4 serial 7
-dnl Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
+# 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)
   AC_CHECK_DECLS_ONCE(strdup)
+  if test $ac_cv_have_decl_strdup = no; then
+    HAVE_DECL_STRDUP=0
+  fi
   gl_PREREQ_STRDUP
 ])