C++ interop - what to do about long and unsigned long?

[Daniel Murphy via Digitalmars-d]

"Andrei Alexandrescu"  wrote in message 
news:lurk42$1228$1 at digitalmars.com...

> I don't know what OpenCV is but calls to non-virtual C++ methods work in 
> master.

And in 2.066 IIRC.