[PATCH] Fix binary compatibility of bits/types.h

[Steve Munroe]

Roland McGrath writes:

> > powerpc64-linux port did not exist at that time, so if we wanted to 
avoid
> > changes to it now, we could copy the current CVS generic/bits/types.h
> > to sysdeps/unix/sysv/linux/powerpc/bits/types.h, but I think it will
> > be better to match other 64-bit arches.

> I tend to agree, but the PPC32 and PPC64 port maintainers should say 
> something.

PPC64 builds and runs make check without error with this change. Since for 

PPC64 long and long long are the same size this is what I would expect. If 

there are problems it will be higher in the foodchain (C++).