xscreensaver-command(1) on Linux
The text bb9ef5294595, as Debian 11 (Bullseye) shipped it.
control a running xscreensaver process
Flags it lists
-
-activate -
-cycle -
-deactivate -
-demo -
-exit -
-help -
-lock -
-next -
-prefs -
-prev -
-quiet -
-restart -
-select -
-suspend -
-time -
-verbose -
-version -
-watch