diff -Nur xbill-2.0.orig/Cable.h xbill-2.0/Cable.h
--- xbill-2.0.orig/Cable.h	Thu Jan 23 17:22:49 1997
+++ xbill-2.0/Cable.h	Fri Jan  5 20:02:21 2001
@@ -13,7 +13,7 @@
 	void setup();
 	void draw();
 	void update();
-	onspark (int locx, int locy);
+	int onspark (int locx, int locy);
 
 };