bug#66743: 30.0.50; Crash when dumping reftex

[Eli Zaretskii]

> From: Ihor Radchenko <yantar92@posteo.net>
> Cc: gerd.moellmann@gmail.com, stefankangas@gmail.com, 66743@debbugs.gnu.org
> Date: Thu, 26 Oct 2023 13:27:02 +0000
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> >> Yes. Just as the other printfs in pdumper.c. There are 4 more.
> >> I do not see a problem.
> >
> > I do (and there's only one other error-printing fprintf, not 4).
> > Please use higher-level facilities to show an error, so that we won't
> > need to find all those places.  (Only if you want to propose this code
> > for installation in Emacs, of course.)
> 
> May you please point me to such higher-level facility?

How about 'error'?