use AC_USE_SYSTEM_EXTENSIONS instead of AC_GNU_SOURCE

diff --git a/configure.ac b/configure.ac
index 66dc866521fedb8910eedb388ccb3b962926d55b..40311cd385ee61567021203bcad9a57fa3446aad 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -4,8 +4,8 @@ AC_INIT([udev],
 AC_PREREQ(2.60)
 AC_CONFIG_SRCDIR([udev/udevd.c])
 AM_INIT_AUTOMAKE([check-news foreign 1.9 dist-bzip2])
-AC_GNU_SOURCE
 AC_DISABLE_STATIC
+AC_USE_SYSTEM_EXTENSIONS
 AC_SYS_LARGEFILE
 AC_PROG_LIBTOOL
 AC_CONFIG_MACRO_DIR([m4])