This variable is a specific audio device to open when the "default" audio
device is used.
This hint will be ignored when opening the default playback device if
SDL_HINT_AUDIO_ALSA_DEFAULT_PLAYBACK_DEVICE is set, or when opening the
default recording device if SDL_HINT_AUDIO_ALSA_DEFAULT_RECORDING_DEVICE is
set.
This hint should be set before an audio device is opened.
Specify the default ALSA audio device name.
This variable is a specific audio device to open when the "default" audio device is used.
This hint will be ignored when opening the default playback device if SDL_HINT_AUDIO_ALSA_DEFAULT_PLAYBACK_DEVICE is set, or when opening the default recording device if SDL_HINT_AUDIO_ALSA_DEFAULT_RECORDING_DEVICE is set.
This hint should be set before an audio device is opened.