Thanks for the clarification.
Latest TurboActivate.h in the Mac 20.0.1.0 downloadAnswered
I just updated from 4.4.4.1. Everything works fine but I noticed that the modification date of the TurboActivate.h file is 2020-07-10. It seems identical to the same file in the 4.4.4.1 build (which has a later date). Just checking…
Answer
Yep, that's the correct header. We go out of our way to make and maintain a stable API. Nothing has changed in the header itself in a while. The internals of the libraries have had countless improvements.