IEEE80211_CHAN_NO_IBSS    8 drivers/net/wireless/realtek/rtlwifi/regd.h #define IEEE80211_CHAN_NO_IBSS IEEE80211_CHAN_NO_IR
IEEE80211_CHAN_NO_IBSS    8 drivers/net/wireless/realtek/rtw88/regd.h #define IEEE80211_CHAN_NO_IBSS IEEE80211_CHAN_NO_IR