ESTAR_STAT_ENABLED
sc->sc_stat |= ESTAR_STAT_ENABLED;
if ((sc->sc_stat & ESTAR_STAT_ENABLED) == 0) {
if ((sc->sc_stat & ESTAR_STAT_ENABLED) == 0 && sc->sc_enable != NULL) {
sc->sc_stat |= ESTAR_STAT_ENABLED;
if ((sc->sc_stat & ESTAR_STAT_ENABLED) != 0 && sc->sc_disable != NULL) {
sc->sc_stat &= ~ESTAR_STAT_ENABLED;