RE: Two questions about policy
> So, let's say the package is build with --disable-threads. I should still
> use -D_REENTRANT for the libraries since even though they don't use threads
> themselves they may be used by applications that do use threads. And then I
> should not use -D_REENTRANT for the applications themselves since
> --disable-threads say they won't use threads. But if I build with
> --enable-threads then I should use -D_REENTRANT everywhere, right?
that about covers it unless someone else wants to call me silly.