diff -ur xc/lib/GLw/GLwXm/PrimitiveP.h xc.new/lib/GLw/GLwXm/PrimitiveP.h
--- xc/lib/GLw/GLwXm/PrimitiveP.h	2004-04-23 11:43:21.000000000 -0700
+++ xc.new/lib/GLw/GLwXm/PrimitiveP.h	2005-08-29 12:12:11.000782074 -0700
@@ -64,6 +64,7 @@
     XtCallbackList convert_callback; 
     XtCallbackList popup_handler_callback; 
     XmDirection layout_direction; 
+    XmString tool_tip_string;
 #endif
 } XmPrimitivePart;
 
diff -ur xc/lib/GLw/GLwXm/Xm.h xc.new/lib/GLw/GLwXm/Xm.h
--- xc/lib/GLw/GLwXm/Xm.h	2004-04-23 11:43:21.000000000 -0700
+++ xc.new/lib/GLw/GLwXm/Xm.h	2005-08-29 12:12:11.000789499 -0700
@@ -129,6 +129,7 @@
 };
 
 typedef unsigned char XmDirection;
+typedef union __XmStringRec *XmString;
 
 typedef struct {
     int reason;