SEMAPH_IN_MAIN
if (sc->sc_semaph != SEMAPH_IN_MAIN) {
sc->sc_semaph = SEMAPH_IN_MAIN;
sc->sc_semaph = ~SEMAPH_IN_MAIN;
if (sc->sc_semaph != SEMAPH_IN_MAIN) {
sc->sc_semaph = SEMAPH_IN_MAIN;
sc->sc_semaph = ~SEMAPH_IN_MAIN;
sc->sc_semaph = ~SEMAPH_IN_MAIN;