Hello.
I'm trying to adjust my laptop brightness.
When I'm trying to use xbacklight i get

#xbacklight

No outputs have backlight property

I search around and it seems that xbacklight is broken. I found this email
https://marc.info/?l=openbsd-bugs&m=149919062727474

that suggested to use wsconsctl but it doesn't seems to work. Although
the value of wsconsctl display.brightness changes the screen brightness
doesn't change.

# wsconsctl
keyboard.type=pc-xt
keyboard.bell.pitch=400
keyboard.bell.period=100
keyboard.bell.volume=50
keyboard.bell.pitch.default=400
keyboard.bell.period.default=100
keyboard.bell.volume.default=50
wsconsctl: Use explicit arg to view keyboard.map.
keyboard.repeat.del1=400
keyboard.repeat.deln=100
keyboard.repeat.del1.default=400
keyboard.repeat.deln.default=100
keyboard.ledstate=2
keyboard.encoding=us
mouse.type=synaptics
mouse.rawmode=0
mouse.scale=1472,5670,1408,4794,0,44,76
mouse1.type=usb
mouse1.rawmode=1
mouse1.scale=0,0,0,0,0,0,0
display.type=vga-pci
display.emulations=vt100
display.screentypes=80x25,80x25bf,80x40,80x40bf,80x50,80x50bf
display.focus=4
display.brightness=100.00%
display.screen_on=250
display.screen_off=0
display.vblank=off
display.kbdact=on
display.msact=on
display.outact=on
# wsconsctl display.brightness=20
display.brightness -> 20.00%
# wsconsctl
keyboard.type=pc-xt
keyboard.bell.pitch=400
keyboard.bell.period=100
keyboard.bell.volume=50
keyboard.bell.pitch.default=400
keyboard.bell.period.default=100
keyboard.bell.volume.default=50
wsconsctl: Use explicit arg to view keyboard.map.
keyboard.repeat.del1=400
keyboard.repeat.deln=100
keyboard.repeat.del1.default=400
keyboard.repeat.deln.default=100
keyboard.ledstate=2
keyboard.encoding=us
mouse.type=synaptics
mouse.rawmode=0
mouse.scale=1472,5670,1408,4794,0,44,76
mouse1.type=usb
mouse1.rawmode=1
mouse1.scale=0,0,0,0,0,0,0
display.type=vga-pci
display.emulations=vt100
display.screentypes=80x25,80x25bf,80x40,80x40bf,80x50,80x50bf
display.focus=4
display.brightness=20.00%
display.screen_on=250
display.screen_off=0
display.vblank=off
display.kbdact=on
display.msact=on
display.outact=on

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