if (ic->ic_inact_timer && --ic->ic_inact_timer == 0) ieee80211_timeout_nodes(ic);
ieee80211_watchdog(struct ifnet *ifp){	struct ieee80211com *ic = (void *)ifp;	if (ic->ic_mgt_timer && --ic->ic_mgt_timer == 0)		ieee80211_new_state(ic, IEEE80211_S_SCAN, -1);	if (ic->ic_inact_timer && --ic->ic_inact_timer == 0)		ieee80211_timeout_nodes(ic);	if (ic->ic_mgt_timer != 0 || ic->ic_inact_timer != 0)		ifp->if_timer = 1;}