IEEE80211_C_AHDEMO
ic->ic_caps |= IEEE80211_C_AHDEMO;
ic->ic_caps = IEEE80211_C_AHDEMO;
if (ic->ic_caps & IEEE80211_C_AHDEMO)
if (ic->ic_caps & IEEE80211_C_AHDEMO)
if (ic->ic_caps & IEEE80211_C_AHDEMO)
!(ic->ic_caps & IEEE80211_C_AHDEMO))