root::0:root
bin::1:root,bin,daemon
daemon::2:root,bin,daemon
sys::3:root,bin,adm
adm::4:root,adm,daemon
tty::5:
disk::6:root
mem::8:
kmem::9:
wheel::10:root
ftp::50:
lock::54:
nobody::99:
users::100:
rpcuser:x:29:
_ntp:x:30:
nfsnobody:x:65534:
utmp:x:22: