The layout is different on 64-bit. As a side effect this patch fixes bug 50622
because we no longer include the Windows header.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=50622Signed-off-by: Hans Leidekker <hans@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>