| alsa |
Adds support for ALSA (Advanced Linux Sound Architecture) |
| jack |
Adds support for the JACK Audio Connection Kit |
| ladspa |
Enables the ability to support LADSPA plugins |
| lash |
|
| portmidi |
MIDI backend, interface to alsa sound card |
| pulseaudio |
Adds support for PulseAudio sound server |