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Date: Wed, 1 May 2013 14:19:02 -0400
Message-Id: <201305011819.r41IJ2t8016324@envy.delorie.com>
From: DJ Delorie <dj AT delorie DOT com>
To: geda-help AT delorie DOT com
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	(message from Chris Fisichella on Wed, 01 May 2013 14:15:10 -0400)
Subject: Re: [geda-help] m4 missing from tutorial
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There's a weird interaction with M4 and symbol names that look like
mathematical eqations.  M4 sees "-2-1" and substitutes "-3"

Most people disable the M4 library and just use the pre-generated
libraries, to avoid this problem.