IEEE80211_CHAN_HT40U
if (chan->ich_flags & IEEE80211_CHAN_HT40U)
if (chan->ich_flags & IEEE80211_CHAN_HT40U)
addchan(c, hc->freq, flags | IEEE80211_CHAN_HT40U,
if (((chan)->ic_flags & IEEE80211_CHAN_HT40U) != 0)
(IEEE80211_CHAN_HT40U | IEEE80211_CHAN_HT40D)
c = findhtchan(ic, chan, IEEE80211_CHAN_HT40U);
htflags = IEEE80211_CHAN_HT40U;
((_c)->ich_flags & IEEE80211_CHAN_HT40U)
#define IEEE80211_CHAN_HT40 (IEEE80211_CHAN_HT40U | IEEE80211_CHAN_HT40D)