--- a/src/watch.c	Sat Aug 21 06:15:49 2004 +0000
+++ b/src/watch.c	Tue Jun 27 09:34:27 2006 +0000
@@ -45,7 +45,7 @@
         return;
     int num = watch - watch_arr;
     if( num < 0 || num >= watch_capacity )
-        return NULL;
+        return;
     watch->start = watch->end = 0;
     watch->flags = 0;
     watch_count--;