--- xorg-server-1.0.1/configure.ac	2005-12-21 03:30:08.000000000 +0100
+++ xorg-server-1.0.1-fixed/configure.ac	2006-02-03 00:15:30.266980500 +0100
@@ -111,7 +111,11 @@
 AM_CONDITIONAL(FBDEVHW, [test "x$FBDEV" = xyes])
 
 dnl MTRR header
-AC_CHECK_HEADERS([asm/mtrr.h])
+AC_CHECK_HEADERS([asm/mtrr.h], ac_cv_mtrr_h=yes)
+if test "x$ac_cv_mtrr_h" = xyes; then
+	AC_DEFINE(HAS_MTRR_SUPPORT, 1, [Define to 1 if LINUX MTRR support is
+		available])
+fi
 
 dnl BSD MTRR header
 AC_CHECK_HEADERS([sys/memrange.h], ac_cv_memrange_h=yes)