pravic

It is not effort. It was just a fun :)

Yep, most of modern atomic primitives at WinAPI available since Vista (like SRWLock, Condition variables).

But core of NT is stable since 3.1 (1993) and even there are structures which are dated 1989 (e.g. [FILE_OBJECT](https://msdn.microsoft.com/en-us/library/windows/hardware/ff...).