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Date: Wed, 4 Jul 2012 00:32:27 -0400
Message-Id: <201207040432.q644WR8V022856@envy.delorie.com>
From: DJ Delorie <dj AT delorie DOT com>
To: geda-user AT delorie DOT com
In-reply-to: <4FF3BA13.5000102@gmail.com> (message from Tim van Boxtel on Tue,
	03 Jul 2012 23:35:47 -0400)
Subject: Re: [geda-user] Solder Mask Invert - Gerber Export
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Sorry, solder mask gerbers are always negatives.  If the bot is
complaining that the mask is empty, put something on it, or get the
bot fixed :-)

If you invert the mask, what you'd end up with is NO mask on that
side, because "everything drawn" means "everything is exposed".