as error output not -j64 safe

[Alan Modra]

On Tue, May 20, 2014 at 03:57:06PM -0700, Mike Stump wrote:
> So, could a _() person comment on the change from _(“Error: “) —>
> _(“Error:”)…  I’m worried it kills translations unnecessarily…  or,
> maybe I just worry to much. 

I don't think it matters.  We have "Error:" and "Warning:" already in
listing.c, so that should match.

Hmm, that means in listings we print

	Error:blahblahblah

while the stderr output is

	Error: blahblahblah

Life isn't perfect.  :)

-- 
Alan Modra
Australia Development Lab, IBM