diff -Naur xorg-server-1.12.3/dix/window.c xorg-server-1.12.3-magellan/dix/window.c
--- xorg-server-1.12.3/dix/window.c	2012-07-09 02:32:59.000000000 +0200
+++ xorg-server-1.12.3-magellan/dix/window.c	2012-08-21 16:42:37.531981144 +0200
@@ -145,8 +145,8 @@
 
 Bool bgNoneRoot = FALSE;
 
-static unsigned char _back_lsb[4] = { 0x88, 0x22, 0x44, 0x11 };
-static unsigned char _back_msb[4] = { 0x11, 0x44, 0x22, 0x88 };
+static unsigned char _back_lsb[4] = { 0x00, 0x00, 0x00, 0x00 };
+static unsigned char _back_msb[4] = { 0x00, 0x00, 0x00, 0x00 };
 
 static Bool WindowParentHasDeviceCursor(WindowPtr pWin,
                                         DeviceIntPtr pDev, CursorPtr pCurs);