X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fstrnlen.m4;h=d8307eda4acc8ab1e3ea35d0897e5d4313e838c5;hb=8eaac7a51d093dbcecc0c2b42a5762a882b4517b;hp=e7228834714fa447cd9ba63aa58edc6997aa4046;hpb=1e4ece4ab9850fbfa88c9ec43ea518c7bc266792;p=gnulib.git

diff --git a/m4/strnlen.m4 b/m4/strnlen.m4
index e72288347..d8307eda4 100644
--- a/m4/strnlen.m4
+++ b/m4/strnlen.m4
@@ -1,5 +1,5 @@
-# strnlen.m4 serial 7
-dnl Copyright (C) 2002-2003, 2005, 2006, 2007 Free Software Foundation, Inc.
+# strnlen.m4 serial 9
+dnl Copyright (C) 2002-2003, 2005-2007 Free Software 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.
@@ -7,8 +7,9 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_FUNC_STRNLEN],
 [
   dnl Persuade glibc <string.h> to declare strnlen().
-  AC_REQUIRE([AC_GNU_SOURCE])
+  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
 
+  AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
   AC_CHECK_DECLS_ONCE([strnlen])
   if test $ac_cv_have_decl_strnlen = no; then
     HAVE_DECL_STRNLEN=0
@@ -16,7 +17,7 @@ AC_DEFUN([gl_FUNC_STRNLEN],
 
   AC_FUNC_STRNLEN
   if test $ac_cv_func_strnlen_working = no; then
-    # This is necessary because automake-1.6.1 doens't understand
+    # This is necessary because automake-1.6.1 doesn't understand
     # that the above use of AC_FUNC_STRNLEN means we may have to use
     # lib/strnlen.c.
     #AC_LIBOBJ(strnlen)