hkey_lcd_brightness
{"lcd_brightness", hkey_lcd_brightness},
hkey_lcd_brightness(h, HKEY_GET, &arg);
hkey_lcd_brightness(h, HKEY_SET, &arg);
hkey_lcd_brightness(h, HKEY_GET, &arg);
hkey_lcd_brightness(h, HKEY_SET, &arg);
hkey_lcd_brightness(handle, HKEY_GET, &brightness);
hkey_lcd_brightness(handle, HKEY_SET, &brightness);
static hkey_fn_t hkey_lcd_brightness;