Get a mask of the specified subsystems which are currently initialized.
Defined in SDL.h
Uint32 SDL_WasInit(Uint32 flags);
Uint32 | flags | any of the flags used by SDL_Init(); see SDL_Init for details. |
(Uint32) Returns a mask of all initialized subsystems if flags
is 0, otherwise it returns the initialization status of the specified subsystems.
The return value does not include SDL_INIT_NOPARACHUTE.
This function is available since SDL 2.0.0.