Katsumi Yamaoka <yamaoka@jpl.org> wrote:
> http://i-yt.info/?date=20090829#p01 (Japanese)

> One says "To make xdg-open work with `start-process', bind
> `process-connection-type' to nil.".  I'll try it on Fedora 19 in
> home

I tried it on Fedora 19 and realized there is another problem.
That is, `mm-display-external' deletes a temporary file too early
to let at least xdg-open work.  A temporary solution is attached.