Defined in 4 files as a function:
- contrib/netbsd-tests/lib/libc/regex/t_regex_att.c, line 305 (as a function)
- sbin/ifconfig/ifieee80211.c, line 2423 (as a function)
- sys/net80211/ieee80211.c, line 1076 (as a function)
- tools/regression/priv/priv_vfs_chflags.c, line 59 (as a function)