This function is a legacy means of querying the audio device.
Defined in SDL_audio.h
Returns the SDL_AudioStatus of the audio device opened by SDL_OpenAudio().
New programs might want to use SDL_GetAudioDeviceStatus() instead. This function is equivalent to calling...
...and is only useful if you used the legacy SDL_OpenAudio() function.
This function is available since SDL 2.0.0.