--- xorg-server-1.3.0.0/hw/xfree86/ddc/edid.h.pix	2006-09-18 08:04:18.000000000 +0200
+++ xorg-server-1.3.0.0/hw/xfree86/ddc/edid.h	2007-09-20 17:51:18.000000000 +0200
@@ -192,7 +192,7 @@
 
 
 /* EDID Ver. >= 1.2 */
-#define _IS_MONITOR_DESC(x) (x[0] == 0 && x[1] == 0 && x[2] == 0 && x[4] == 0)
+#define _IS_MONITOR_DESC(x) (x[0] == 0 && x[1] == 0 && x[2] == 0)
 #define IS_MONITOR_DESC _IS_MONITOR_DESC(c)
 #define _PIXEL_CLOCK(x) (x[0] + (x[1] << 8)) * 10000
 #define PIXEL_CLOCK _PIXEL_CLOCK(c)