DIOCXROLLBACK
if (pfctl_trans(dev, t, DIOCXROLLBACK, osize))
case DIOCXROLLBACK: {
if (ioctl(dev, DIOCXROLLBACK, &io) == 0)
if (ioctl(dev, DIOCXROLLBACK, &io) == 0)
if (ioctl(dev, DIOCXROLLBACK, &io) == 0)