+++ /dev/null
---- a/survey.c
-+++ b/survey.c
-@@ -44,8 +44,9 @@ static int print_survey_handler(struct n
- }
-
- if (sinfo[NL80211_SURVEY_INFO_FREQUENCY])
-- printf("\tfrequency:\t%u MHz\n",
-- nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]));
-+ printf("\tfrequency:\t%u MHz%s\n",
-+ nla_get_u32(sinfo[NL80211_SURVEY_INFO_FREQUENCY]),
-+ sinfo[NL80211_SURVEY_INFO_IN_USE] ? " [in use]" : "");
- if (sinfo[NL80211_SURVEY_INFO_NOISE])
- printf("\tnoise:\t\t%d dBm\n",
- (int8_t)nla_get_u8(sinfo[NL80211_SURVEY_INFO_NOISE]));