bug#36649: 27.0.50; pure space and pdumper

[Po Lu]

Lars Ingebrigtsen <larsi@gnus.org> writes:

> Which GNU/Linux distribution is that?

The reporter used Debian.

> Anyway, I don't feel that carrying around unexec just for m68k is
> warranted -- it's a super duper marginal platform, and probably isn't
> used for real work by anybody.  (So they can use older Emacs versions if
> they absolutely have to.)

unexec isn't doing any harm by itself, so there's no reason to not keep
it.  I don't forsee much trouble in keeping pure space behind a few
ifdefs; it should be a mostly mechanical job.