From mboxrd@z Thu Jan 1 00:00:00 1970 MIME-Version: 1.0 In-Reply-To: References: Date: Sun, 27 Sep 2009 22:54:07 -0700 Message-ID: Subject: Re: [9fans] upas aliases From: Russ Cox To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net> Content-Type: text/plain; charset=UTF-8 Topicbox-Message-UUID: 791d6350-ead5-11e9-9d60-3106f5b1d025 send -x's job is to expand aliases. it existed long before there was a deliverability check during smtp. if you want to expand the deliverability check during smtp, go ahead. but don't change what smtp -x means. russ