Cmail - check to see who's read their mail - UNIX

[Craig Leres]

> Here's a neat little program which detects whether users on your
> local machine have ready their mail recently.  It reports when they
> last checked it and also whether any new mail has arrived since.

Note that if a user is logged in and uses biff (or sysline), you can't
really tell when mail was last read since biff reads new messages as
they arrive. This is particuarly a problem if the person stays logged
into a workstation 24 hours a day...

		Craig