IEEE80211_FC0_SUBTYPE_QOS
(IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_QOS)) ==
(IEEE80211_FC0_TYPE_DATA | IEEE80211_FC0_SUBTYPE_QOS);
IEEE80211_FC0_SUBTYPE_QOS;
qwh->i_fc[0] |= IEEE80211_FC0_SUBTYPE_QOS;