Symbol: KBD_BACKLIGHT_DOWN
sys/dev/wscons/wskbd.c
1571
atomic_store_int(&sc->sc_kbd_backlight_cmd, KBD_BACKLIGHT_DOWN);
sys/dev/wscons/wskbd.c
1951
cmd != KBD_BACKLIGHT_DOWN &&
sys/dev/wscons/wskbd.c
1958
(cmd == KBD_BACKLIGHT_DOWN) ? data.curval - step :