I guess wsconsctl(8) output when setting variable values should be slightly modified, since mixerctl and sysctl uses: "variable: old_value -> new_value", and wsconsctl(8) uses: "variable -> new_value", as you can see below.
$ mixerctl outputs.master=199,199 outputs.master: 199,199 -> 199,199 $ sudo sysctl machdep.userldt=1 machdep.userldt: 1 -> 1 $ wsconsctl keyboard.bell.pitch=50 keyboard.bell.pitch -> 50 Thx, and have a great new year!