Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Posting-Version: version B 2.10.1 6/24/83; site brl-vgr.ARPA
Path: utzoo!linus!vaxine!wjh12!genrad!grkermit!masscomp!clyde!burl!ulysses!mhuxl!ihnp4!houxm!houxz!vax135!floyd!cmcl2!seismo!brl-tgr!brl-vgr!gwyn
From: gwyn@brl-vgr.UUCP
Newsgroups: net.unix-wizards
Subject: re: THE new subject.
Message-ID: <3065@brl-vgr.ARPA>
Date: Thu, 7-Jun-84 17:29:24 EDT
Article-I.D.: brl-vgr.3065
Posted: Thu Jun  7 17:29:24 1984
Date-Received: Wed, 13-Jun-84 05:02:33 EDT
References: <402@sri-arpa.UUCP>, <977@ucbvax.UUCP>
Organization: Ballistics Research Lab
Lines: 5

#define foo
defines "foo" to map to "" (empty string).

cc -Dfoo stuff.c
defines "foo" to be "1".