[Bug 38124] Can't enable visual style in a DLL.

https://bugs.winehq.org/show_bug.cgi?id=38124

--- Comment #7 from Nikolay Sivov  ---
(In reply to Jactry Zeng from comment #5)
> Do you know the different between ISOLATION_AWARE_ENABLED and 'Activation
> Context API'?

ISOLATION_AWARE_ENABLED replaces lots of different API calls with wrappers that
activate/deactivate context for you around this call. It's done with inline
wrappers at header level, Wine doesn't provide those, don't know about mingw.
Which means this define has no effect.