* if run by root (or root process) drop privs
* ensure output size is not infinate (net finger only)
* ensure output lines are not infinate in length (net finger only)
* do not allow finger client to run longer than 3 minutes (net finger only)
By default, behave like the old ugly 4.4bsd finger and print office
information instead of remote login information.
It's an easy one line fix to make it behave like most other vendor's
fingers if we decide to change the default.
Reviewed by: pst