TDF_TIMEOUT
td->td_flags |= TDF_TIMEOUT;
td->td_flags |= TDF_TIMEOUT;
if (td->td_flags & TDF_TIMEOUT) {
td->td_flags &= ~TDF_TIMEOUT;
if ((td->td_flags & TDF_TIMEOUT) || rtc_changed) {
if ((td->td_flags & TDF_TIMEOUT) == 0 && td->td_sleeptimo != 0 &&
td->td_flags &= ~(TDF_SINTR | TDF_TIMEOUT);