etc/group

   1 wheel:*:0:root
   2 daemon:*:1:daemon
   3 kmem:*:2:root
   4 sys:*:3:root
   5 tty:*:4:root
   6 operator:*:5:root
   7 mail:*:6:
   8 bin:*:7:
   9 wsrc:*:9:
  10 maildrop:*:11:
  11 postfix:*:12:
  12 games:*:13:
  13 named:*:14:
  14 ntpd:*:15:
  15 sshd:*:16:
  16 _pflogd:*:18:
  17 _rwhod:*:19:
  18 staff:*:20:root
  19 _proxy:*:21:
  20 _timedc:*:22:
  21 _sdpd:*:23:
  22 _httpd:*:24:
  23 guest:*:31:root
  24 nobody:*:39:
  25 utmp:*:45:
  26 authpf:*:72:
  27 users:*:100:
  28 dialer:*:117:
  29 nogroup:*:32766: