[ofw] openib-windows modifications to support a cleaner build in theWDK env.

[Smith, Stan]

Hefty, Sean wrote:
>> Low hanging fruit........more patches to follow; WDK-rc0 --> WDK-RTM
>> changes have created a larger blast hole  :-(
> 
> Ah -- ok.  I think it's a good idea to push in the changes in stages
> (like you're doing), so we can more easily verify that the DDK build
> still works. 
> 
> - Sean

DDK build with proposed changes verified, installed and tested prior to
svn commit.

Stan.