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,adm
mem::8:
kmem::9:
man::15:
slocate::21:
utmp::22:
rpc::32:
sshd::33:sshd
shadow::43:
nogroup::99:
vector::103:laird,marasmus,stale,vahman,fconsoli,pogo,toby
staff::105:
audio::17:
video::18:
cdrom::19:
scanner::93: