POLY_COEFF_NUM_BYTES
if (!WPACKET_allocate_bytes(pkt, POLY_COEFF_NUM_BYTES(10), &out))
if (!WPACKET_allocate_bytes(pkt, POLY_COEFF_NUM_BYTES(3), &out))
if (!WPACKET_allocate_bytes(pkt, POLY_COEFF_NUM_BYTES(4), &out))
if (!WPACKET_allocate_bytes(pkt, POLY_COEFF_NUM_BYTES(6), &out))