alsactl(1) on Linux
The text 532f7c549611, as Debian 7 (Wheezy), Debian 6.0 (Squeeze) shipped it.
advanced controls for ALSA soundcard driver
Flags it lists
-
--debug -
--env -
--file -
--force -
--help -
--ignore -
--initfile -
--no-init-fallback -
--pedantic -
--remove -
--runstate -
--version -
-E -
-F -
-I -
-P -
-R -
-d -
-f -
-g -
-h -
-i -
-r -
-v