--- xscreensaver-5.07/hacks/fireworkx.c.debug	2007-11-01 14:21:55.000000000 +0900
+++ xscreensaver-5.07/hacks/fireworkx.c	2008-11-28 10:53:05.000000000 +0900
@@ -462,7 +462,7 @@
 {
   struct state *st = (struct state *) closure;
   if (event->type == ButtonPress) {
-    recycle(st, st->fshell, event->xbutton.x, event->xbutton.y);
+    recycle(st, st->ffshell, event->xbutton.x, event->xbutton.y);
     return True;
   }
   return False;