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Date: Thu, 02 Jul 2009 22:11:00 -0000
From: Doug Evans <dje@sebabeach.org>
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Subject: encode cgen language version in .cpu files?
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Akin to AC_PREREQ(autoconf-version),
should we add something similar for cgen?

Sounds reasonable to me, ultimately, but maybe it's still too premature.
Just sending this so at least it's filed for future reference.