Avoid use of libgcc_s and libgcc_eh when building glibc

[Roland McGrath]

> I can now do: binutils, GCC "configure --disable-shared --disable-threads
> --without-headers --with-newlib" [...] complete GCC, [...]

Do any of those configure options affect gcc proper, or only the target
libraries?  That is, is the "complete GCC" step rebuilding the compiler in
a way that matters, or just completing the build of the target libraries?


Thanks,
Roland