A variable controlling whether controllers used with the Apple TV generate UI events.
Defined in SDL_hints.h
#define SDL_HINT_APPLE_TV_CONTROLLER_UI_EVENTS "SDL_APPLE_TV_CONTROLLER_UI_EVENTS"
When UI events are generated by controller input, the app will be backgrounded when the Apple TV remote's menu button is pressed, and when the pause or B buttons on gamepads are pressed.
More information about properly making use of controllers for the Apple TV can be found here: https://developer.apple.com/tvos/human-interface-guidelines/remote-and-controllers/
This variable can be set to the following values: