--- foo/urlgrabber/grabber.py~	2009-03-09 12:01:21.000000000 -0400
+++ foo/urlgrabber/grabber.py	2009-03-09 12:01:21.000000000 -0400
@@ -913,6 +913,13 @@
                 raise URLGrabError(3, 
                               _('Not a normal file: %s') % (path, ))
             elif not opts.range:
+                if not opts.checkfunc is None:
+                    cb_func, cb_args, cb_kwargs = \
+                             self._make_callback(opts.checkfunc)
+                    obj = CallbackObject()
+                    obj.filename = path
+                    obj.url = url
+                    apply(cb_func, (obj, )+cb_args, cb_kwargs)            
                 return path
         
         def retryfunc(opts, url, filename):