[PATCH] include: Avoid redefinition warnings when basetyps.h is used together with winnt.h or objbase.h.

[Jacek Caban]

Signed-off-by: Jacek Caban <jacek(a)codeweavers.com>
---
  include/basetyps.h | 32 ++++++++++++++++++++------------
  include/objbase.h  |  8 ++++++++
  2 files changed, 28 insertions(+), 12 deletions(-)