root::0:root
bin::1:root,bin,daemon
daemon::2:root,bin,daemon
sys::3:root,bin
adm::4:root,daemon
tty::5:
disk::6:root
lp::7:daemon
mem::8:
kmem::9:
wheel::10:root
ftp::11:
mail::12:
uucp::14:
log::19:root
locate::21:
smmsp::25:
http::33:
games::50:
network:x:90:
video:x:91:
audio::92:
optical::93:
floppy:x:94:
storage:x:95:
scanner:x:96:
power:x:98:
nobody::99:
users::100: