root:x:0:
wheel:x:1:anon
tty:x:2:
phys:x:3:window,anon
audio:x:4:anon
utmp:x:5:
lookup:x:10:protocol,anon
protocol:x:11:webcontent,anon
notify:x:12:anon
window:x:13:anon,notify
clipboard:x:14:anon,notify
webcontent:x:15:anon
image:x:16:anon,webcontent
symbol:x:17:anon
users:x:100:anon