--- dx-4.4.4/src/uipp/dxuilib/UndoMove.C.returnval	2003-07-12 02:12:24.000000000 +0200
+++ dx-4.4.4/src/uipp/dxuilib/UndoMove.C	2007-02-18 10:20:12.000000000 +0100
@@ -154,6 +154,7 @@
 	    return dec;
 	}
     }
+ return NULL; /* Added to avoid gcc warning. Suggesting while will ends succesfully. */
 }
 
 boolean UndoDecoratorMove::canUndo()