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From: jpn@teddy.UUCP (John P. Nelson)
Newsgroups: comp.unix.questions
Subject: Re: Suppressing the message of the day.
Message-ID: <4025@teddy.UUCP>
Date: Mon, 18-May-87 17:37:45 EDT
Article-I.D.: teddy.4025
Posted: Mon May 18 17:37:45 1987
Date-Received: Tue, 19-May-87 05:35:41 EDT
References: <7422@brl-adm.ARPA>
Reply-To: jpn@teddy.UUCP (John P. Nelson)
Organization: GenRad, Inc., Concord, Mass.
Lines: 10

>   you might use something like:
>
>	   cmp -s .hushlogin /etc/motd
>	   if ( $status ) then
>		   cat /etc/motd | tee .hushlogin
>	   endif

Or, more compactly:

if ! { cmp -s .hushlogin /etc/motd } tee .hushlogin < /etc/motd