Why different use of memory

[Mike Hearn]

On Wed, 2004-05-05 at 09:12 -0700, Alexandre Julliard wrote:
> There's a hack in Crossover to work around that problem, but it's not
> a proper fix. The right way is to reserve the high memory area so that
> things don't get mapped there.

What address range is that? At the moment I think Mikes preloader patch
only reserves the PE load area, DOS area and shared heap area. Is there
another we need?