RE_F_TIMER_INTR
if ((sc->re_flags & RE_F_TIMER_INTR)) {
sc->re_flags &= ~(RE_F_TIMER_INTR | RE_F_DROP_RXFRAG | RE_F_LINKED);
sc->re_flags |= RE_F_TIMER_INTR;
sc->re_flags &= ~RE_F_TIMER_INTR;