configure: move AC_USE_SYSTEM_EXTENSIONS up higher

this was giving me a warning on automake 1.11

diff --git a/configure.ac b/configure.ac
index d747fe2..1db781c 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -20,6 +20,7 @@
 
 AC_PREREQ(2.60)
 AC_INIT([libdrm], 2.4.11, [dri-devel@lists.sourceforge.net], libdrm)
+AC_USE_SYSTEM_EXTENSIONS
 AC_CONFIG_SRCDIR([Makefile.am])
 AM_INIT_AUTOMAKE([dist-bzip2])
 
@@ -31,7 +32,6 @@ AC_PROG_CC
 
 AC_HEADER_STDC
 AC_SYS_LARGEFILE
-AC_USE_SYSTEM_EXTENSIONS
 
 PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs)
 AC_SUBST(PTHREADSTUBS_CFLAGS)