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 lp::7:lp mem::8: kmem::9: wheel::10:root floppy::11:root mail::12:mail news::13:news uucp::14:uucp man::15:man cdrom::24: tape::26: lock::54: plugdev::46: audio::81: users::100:games scanner::105: nvram::105: fuse::106: nogroup::65534: rpc:x:491: rpcuser:x:490: messagebus:x:499: dbus:x:81: polkitd:x:998