URTWN_TEMP_MEASURED
sc->sc_flags &= ~URTWN_TEMP_MEASURED;
if (!(sc->sc_flags & URTWN_TEMP_MEASURED)) {
sc->sc_flags |= URTWN_TEMP_MEASURED;
sc->sc_flags &= ~URTWN_TEMP_MEASURED;
URTWN_TEMP_MEASURED);