--- linux-2.4.20/drivers/video/sis/sis_main.c.orig	2003-02-11 10:56:48.000000000 +0100
+++ linux-2.4.20/drivers/video/sis/sis_main.c	2003-02-11 10:55:24.000000000 +0100
@@ -52,7 +52,9 @@
 #include <linux/sisfb.h>
 
 #include <asm/io.h>
+#ifdef CONFIG_MTRR
 #include <asm/mtrr.h>
+#endif
 
 #include <video/fbcon.h>
 #include <video/fbcon-cfb8.h>