From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <cdfceb037fcb8670cafab07e235834c1@coraid.com>
From: erik quanstrom <quanstro@coraid.com>
Date: Mon, 23 Oct 2006 09:26:23 -0400
To: 9fans@cse.psu.edu
Subject: Re: [9fans] Include guards and multiple includes
In-Reply-To: <a9951d2a0610230552t1b03f3cep4657cf6a540b7f87@mail.gmail.com>
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look at /sys/src/cmd/cc/macbody and /sys/doc/compiler.^(ms ps).  ?c do
the "preprocessing" and parsing at the same time.  ?c only recognize 9
preprocessor symbols:

	ifdef
	ifndev
	else
	line
	define
	include
	undef
	pragma
	endif

- erik