Comment # 15 on bug 1091864 from Marcus R�ckert

(In reply to Simon Lees from comment #13)
> (In reply to Fabian Vogt from comment #11)
> > (In reply to Marcus R�ckert from comment #10)
> > > I would still push for a shared make_jobs macro that works for both.
> > 
> > I fully agree - but currently the cmake-provided macro breaks Qt builds
> > while the Qt-provided macro doesn't break cmake builds (ninja isn't used
> > yet).
> > 
> > The %make_jobs macro implies that "make" is used any not "ninja", so IMO
> > that macro needs to be renamed into %build_jobs or something else.
> 
> The macro has been renamed to %cmake_build in tumbleweed to be more
> consistent

did you check how many packages that will break?

why not just use the version of the macro provided above which makes it work in
all cases?