IPSEC_CAP_OPERABLE
IPSEC_CAPS(ipv4, m, IPSEC_CAP_OPERABLE) == 0)
IPSEC_CAPS(ipv6, m, IPSEC_CAP_OPERABLE) == 0)
case IPSEC_CAP_OPERABLE:
case IPSEC_CAP_OPERABLE:
if (cap == IPSEC_CAP_OPERABLE)