LE_INITADDR
if (boff == LE_INITADDR(sc) && len == sizeof(struct leinit)) {
(*sc->sc_copytodesc)(sc, &init, LE_INITADDR(sc), sizeof(init));
(*sc->sc_copytodesc)(sc, &init, LE_INITADDR(sc), sizeof(init));
a = sc->sc_addr + LE_INITADDR(sc);