[PATCH] ppc64 specific sysdep.h changes

[Roland McGrath]

> Because <sysdeps/powerpc/sysdep.h> still has powerpc32 specific stuff
> powerpc64 does not want.
> 
> So two choices:
> 
> Put everything in sysdeps/powerpc and user #if __WORDSIZE == 64 to
> discriminate.
> 
> or
> 
> Split <sysdeps/powerpc/sysdep.h> into <sysdeps/powerpc/sysdep.h> (common
> powerpc stuff) and <sysdeps/powerpc/powerpc32/sysdep.h>(powerpc32 specific
> stuff)  then add <sysdeps/powerpc/powerpc64/sysdep.h> (powerpc64 specific
> stuff).
> 
> It just seemed simpler in this case to use the #if.

We would prefer the latter.  That is what the sysdeps/ structure is all about.