./adnstest default
:65548 00.45.18.172.in-addr.arpa 6.945.18.172.in-addr.arpa 4.0.0.0.g.0.0.0.0.0.0.0.0.0.0.0.2.0.0.0.9.d.1.0.8.a.b.0.1.0.0.2.ip6.arpa
 start 1406163217.059538
 socket domain=PF_INET type=SOCK_DGRAM
 socket=6
 +0.000157
 fcntl fd=6 cmd=F_GETFL
 fcntl=~O_NONBLOCK&...
 +0.000069
 fcntl fd=6 cmd=F_SETFL O_NONBLOCK|...
 fcntl=OK
 +0.000059
 close fd=6
 close=OK
 +0.000414