Subject: bug#14167: 24.3; m4-mode uses word syntax for "_"

From: Stefan Monnier <[email-masked]>
Date: Tue, 09 Apr 2013 20:31:45 -0400

> I noticed today that m4-mode uses word syntax for "_".
> This makes forward-word et al act in a surprising way.
> This patch seems to fix the problem for me, but I'm not sure if it has
> other consequences.

The patch is right.  It might break some things, but we'll simply have
to fix them.

        Stefan