--- light-1.4.12/src/moz_about.cpp.orig	Sat Jun  8 04:06:52 2002
+++ light-1.4.12/src/moz_about.cpp	Mon Oct 21 16:42:10 2002
@@ -5,6 +5,7 @@
 #include "nsIStringStream.h"
 #include "nsXPComFactory.h"
 #include "nsNetUtil.h"
+#include "nsISupportsObsolete.h"
 
 typedef enum {
     STREAM_ABOUT = 0,