peder@klingenberg.no (Peder O. Klingenberg) writes:

> I'll pass along the patch as soon as I get a bug# to attach to it. :)

As promised, here's the patch.  I even wrote tests, which is a first for
me.  I couldn't find dns-mode documented in any manual, so I haven't
written any info docs, but the docstrings should hopefully give enough
information to use the feature.