bug#36927: 26.2.90; include stdarg.h is without hyperlinking on vfprintf's manpage

[Eli Zaretskii]

> From: VanL <van@scratch.space>
> Date: Tue, 6 Aug 2019 17:22:42 +1000
> Cc: 36927@debbugs.gnu.org
> 
> >> Three variants of bsd platform reproduces this like GNU/Linux.
> > 
> > All Posix platforms use the same script to massage the 'man' output, so 
> > this is hardly surprising.
> 
> The script to massage by 'M-x woman RET vfprintf' produces pure, 
> unadulterated formatting in text-mode.

"M-x woman" uses an entirely different implementation: it actually
formats the man page by itself, and thus doesn't need any script for
massaging the output of 'man'.

> > Do you actually see what causes the failure to put a button on the second 
> > include?
> 
> There's that below but lisp/button.el.gz doesn't have any Man variable I can 
> see.

Thanks.