--- cegui/include/CEGUIString.h~	2010-11-19 05:19:03.000000000 -0600
+++ cegui/include/CEGUIString.h	2011-02-10 09:53:52.363813000 -0600
@@ -34,6 +34,7 @@
 #include <string>
 #include <string.h>
 #include <stdexcept>
+#include <cstddef>
 
 // Start of CEGUI namespace section
 namespace CEGUI