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From: avolio@decuac.dec.com (Frederick M. Avolio)
Newsgroups: comp.unix.ultrix
Subject: Re: binmail(1) question
Message-ID: <2746@decuac.DEC.COM>
Date: 20 Sep 89 19:56:50 GMT
References: <2032@ifi.uio.no>
Sender: news@decuac.DEC.COM
Organization: Digital Equipment Corporation, SWS, Landover, MD
Lines: 17


In article <2032@ifi.uio.no>, tage@sfd.uit.no (Tage Stabell-Kul) writes:

> 0) What info does /bin/mail read from kmem ?

I'm pretty sure it determines the load average and then fom that makes
some guesses.. I mean calculations as to how long to wait on a lock
file, etc.

> 1) /bin/mail is setuid-root.  Do the program do a setuid , if so, to
> whom ?


Well, it writes to the end of your mailbox.  It is root to insure that
it can do that.

Fred