Joerg-Cyril.Hoehle@t-systems.com writes:
I'd be pleased if somebody could grab out an old SDK and have a look at the includes or otherwise shed light on this issue.
You won't find anything in the SDK. SEGPTR is a Wine invention to help distinguish pointers that have already been converted. The SDK uses LPSTR etc. throughout, but these are obviously all segmented pointers in 16-bit code.