From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <3D610D8B.2040305@strakt.com>
From: Boyd Roberts <boyd@strakt.com>
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To: 9fans@cse.psu.edu
Subject: Re: [9fans] plan9 username is not desired e-mail source
References: <76c4ce07e21c4afd8f6f34bfa8a4eaf9@plan9.bell-labs.com> <20020804203928.B78B8199A3@mail.cse.psu.edu>
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Date: Mon, 19 Aug 2002 17:23:55 +0200
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arisawa@ar.aichi-u.ac.jp wrote:

>if(~ $OK 1){    # sender masquering
>awk '
>/^From |^Received:|^MBOX-Line:|^Message-ID:/{f=1;next}
>/^From:/{f=1; print "From:","'$sender@ar.aichi-u.ac.jp'"; next}
>
>
>
It thought I'd just note that RFC 822 headers are case insensitive and
zero or
more LWSP [Linear White SPace] characters can occur between the header
name and the colon.

LSWP = space and tab