https://bugs.winehq.org/show_bug.cgi?id=41705
--- Comment #6 from Stefan Leichter Stefan.Leichter@camLine.com --- (In reply to Bruno Jesus from comment #5)
The WS_ prefix requires source code changes so just setting the define will not solve the issue.
What is the compiler name and version used?
$ gcc --version arm-angstrom-linux-gnueabi-gcc (GCC) 4.3.6