as part of inetd. uses /etc/hosts.{allow,deny} as tcpd does, etc. it
is basically exactly like tcpd except that you don't need to change
the server to /usr/local/sbin/tcpd.
XXX should document better somewhere
Allow for max # of invocations to be specified; appended to ``wait''
field: wait/nowait[.max]
Allow for RPC specifications in numeric format.
Inetd now stores its pid in `/var/run/inetd.pid'.
Support for AF_UNIX family.