Force SDL to use Critical Sections for mutexes on Windows.
Defined in SDL_hints.h
#define SDL_HINT_WINDOWS_FORCE_MUTEX_CRITICAL_SECTIONS "SDL_WINDOWS_FORCE_MUTEX_CRITICAL_SECTIONS"
On Windows 7 and newer, Slim Reader/Writer Locks are available. They offer better performance, allocate no kernel ressources and use less memory. SDL will fall back to Critical Sections on older OS versions or if forced to by this hint.
This variable can be set to the following values: