WIIPROTO_FLAG_RUMBLE
if (wdata->state.flags & WIIPROTO_FLAG_RUMBLE)
if (rumble == !!(wdata->state.flags & WIIPROTO_FLAG_RUMBLE))
wdata->state.flags |= WIIPROTO_FLAG_RUMBLE;
wdata->state.flags &= ~WIIPROTO_FLAG_RUMBLE;