Calls @forward for all internally linked pads of @pad. This function deals with
dynamically changing internal pads and will make sure that the @forward
function is only called once for each pad.
When @forward returns %TRUE, no further pads will be processed.
Calls @forward for all internally linked pads of @pad. This function deals with dynamically changing internal pads and will make sure that the @forward function is only called once for each pad.
When @forward returns %TRUE, no further pads will be processed.