An enumeration of hint priorities
Defined in [SDL_hints.h](https://github.com/libsdl-org/SDL/blob/SDL2/include/SDL_hints.h), but apps should _only_ `#include "SDL.h"`!
typedef enum SDL_HintPriority
{
SDL_HINT_DEFAULT,
SDL_HINT_NORMAL,
SDL_HINT_OVERRIDE } SDL_HintPriority;
CategoryAPI, CategoryAPIEnum, CategoryEnum, CategoryHints