[Rpm-maint] [PATCH] rpmbuild: clean up buildroot handling, set a default buildroot

[Bill Nottingham]

Michael Schroeder (mls at suse.de) said: 
> > Is having a default (rather than *no*) buildroot in that case behavior that
> > we want to preserve?
> 
> IMHO yes, that's why there is a config file where local policies can
> be set.

Hm, OK. If you want to go down that route, I'd move this definition to
the stock macros file instead, just to make sure that things work
out-of-the-box.

Bill