((#x:makreel:interface-name nil_is (#.name port (reply))) -> sum r : #x:makreel:interface-name replies. #.name reply (r) . semantics_provides_blocked(released=released <| #.name port, reply=replies(#x:semantics-provides-reply-pair)) <> sum r : #x:makreel:interface-name replies. #.name reply (r) . second_reply . delta)
