--- gal/widgets/e-unicode.h.orig	2008-10-27 22:56:47.000000000 -0400
+++ gal/widgets/e-unicode.h	2008-10-27 22:57:54.000000000 -0400
@@ -26,6 +26,7 @@
 
 #include <sys/types.h>
 #include <glib.h>
+#include <gtk/gtkctree.h>
 #include <gtk/gtkclist.h>
 #include <gtk/gtkentry.h>
 #include <gtk/gtkmenu.h>