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Date: Fri, 21 Dec 2012 13:42:06 -0500
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From: DJ Delorie <dj AT delorie DOT com>
To: djgpp AT delorie DOT com
In-reply-to: <50D48246.7010706@gmx.de> (message from Juan Manuel Guerrero on
	Fri, 21 Dec 2012 16:37:42 +0100)
Subject: Re: Question about va_* macros
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You can't rely on a NULL at the end of a va_list.

I have seen *many* bugs where a missing explicit NULL in a va call
caused problems because there was no terminator.