Index: share/man/man9/ieee80211_radiotap.9
===================================================================
--- share/man/man9/ieee80211_radiotap.9
+++ share/man/man9/ieee80211_radiotap.9
@@ -263,7 +263,6 @@
 and transmit definitions for the Atheros driver:
 .Bd -literal -offset indent
 #define ATH_TX_RADIOTAP_PRESENT (               \\
-        (1 << IEEE80211_RADIOTAP_TSFT)          | \\
         (1 << IEEE80211_RADIOTAP_FLAGS)         | \\
         (1 << IEEE80211_RADIOTAP_RATE)          | \\
         (1 << IEEE80211_RADIOTAP_DBM_TX_POWER)  | \\
@@ -273,7 +272,6 @@
 
 struct ath_tx_radiotap_header {
         struct ieee80211_radiotap_header wt_ihdr;
-        uint64_t       wt_tsf;
         uint8_t        wt_flags;
         uint8_t        wt_rate;
         uint8_t        wt_txpower;