gdbserver build broken on amd64-linux

[Joel Brobecker]

> > > 2004-10-20  Joel Brobecker  <brobecker@gnat.com>
> > > 
> > >         * linux-x86-64-low.c (ARCH_SET_GS): Add definition if missing.
> > >         (ARCH_SET_FS): Likewise.
> > >         (ARCH_GET_FS): Likewise.
> > >         (ARCH_GET_GS): Likewise.
> > 
> > BTW: Do we want this change in the branch as well?
> 
> Yes, please; otherwise gdbserver won't build.  Next to figure out why
> it does not work.

Ok, checked in the branch as well.

-- 
Joel