A variable controlling whether a separate thread should be used for handling joystick detection and raw input messages on Windows.
Defined in <SDL3/SDL_hints.h>
#define SDL_HINT_JOYSTICK_THREAD "SDL_JOYSTICK_THREAD"
The variable can be set to the following values:
This hint should be set before SDL is initialized.
This hint is available since SDL 3.1.3.