getchannels
return getchannels(ah, chans, maxchans, nchans, modeSelect,
status = getchannels(ah, chans, maxchans, nchans, modeSelect,
getchannels(sc, maxchans, nchans, chans);
getchannels(sc, IEEE80211_CHAN_MAX, &ic->ic_nchans, ic->ic_channels);