bug#46318: 28.0.50; mailcap-file-default-commands missing entries

[Mark Oteiza]

On 05/02/21 at 10:34am, Lars Ingebrigtsen wrote:
> Mark Oteiza <mvoteiza@udel.edu> writes:
> 
> >>From -Q:
> > 1. ~/.mailcap contains lines:
> > audio/*; mpv %s;
> > audio/*; play %s;
> > 2. (require 'mailcap)
> >    (mailcap-file-default-commands '("lol.mp3"))
> >    ; => ("mpv")
> >
> > I'd expect it to return '("mpv" "play" ...)
> 
> The function will only return the commands that are actually installed.
> Do you have "play" installed?
> 

When did it start checking for things being installed?  I don't see
executable-find or anything there.  FWIW, on another system with 24.5,
the recipe returns ("mpv" "play" "showaudio") and I have none of those
things installed on that system.