bug#6963: More usecases, patch attached

[Wolfgang Schnerring]

* Juanma Barranquero <lekktu@gmail.com> [2010-09-29 17:43]:
> In this case, the patch changes the behavior of emacsclient, so even
> if it fixes a bug, it could still affect users of emacsclient in
> non-obvious ways (because, as you do, they could be using emacsclient
> from scripts, tools, etc.). So I'd say it's best to keep this for the
> trunk.

Yes, this change is "backwards incompatible", since, well, Emacs
errors will then return nonzero, duh ;-), and that might not match
current expectations. Anyway, it's your call, not mine.

Wolfgang