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Path: utzoo!watmath!clyde!burl!ulysses!allegra!mit-eddie!think!harvard!seismo!brl-tgr!tgr!ron@BRL.ARPA
From: ron@BRL.ARPA (Ron Natalie)
Newsgroups: net.unix-wizards
Subject: Re:  /dev/null
Message-ID: <1@brl-tgr.ARPA>
Date: Fri, 22-Nov-85 22:34:57 EST
Article-I.D.: brl-tgr.1
Posted: Fri Nov 22 22:34:57 1985
Date-Received: Sun, 24-Nov-85 07:20:26 EST
Sender: news@brl-tgr.ARPA
Lines: 4

NULL just says the I/O has been completed without doing anything.
On read it returns zero characters read.

-Ron