diff --git a/configure.ac b/configure.ac
index be2fbbfb..1c203984 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,7 @@
 #  IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 #  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-AC_PREREQ(2.57)
+AC_PREREQ(2.60)
 AC_INIT([libdrm], 2.4.11, [dri-devel@lists.sourceforge.net], libdrm)
 AC_CONFIG_SRCDIR([Makefile.am])
 AM_INIT_AUTOMAKE([dist-bzip2])
@@ -31,6 +31,7 @@ AC_PROG_CC
 
 AC_HEADER_STDC
 AC_SYS_LARGEFILE
+AC_USE_SYSTEM_MACROS
 
 PKG_CHECK_MODULES(PTHREADSTUBS, pthread-stubs)
 AC_SUBST(PTHREADSTUBS_CFLAGS)
@@ -145,7 +146,6 @@ if test "x$HAVE_LIBUDEV" = xyes; then
 fi
 AM_CONDITIONAL(HAVE_LIBUDEV, [test "x$HAVE_LIBUDEV" = xyes])
 
-
 AC_SUBST(WARN_CFLAGS)
 AC_OUTPUT([
 	Makefile