#unconditional
#value_indexed
NETLINK_ADD_MEMBERSHIP
NETLINK_DROP_MEMBERSHIP
NETLINK_PKTINFO
NETLINK_BROADCAST_ERROR
NETLINK_NO_ENOBUFS
NETLINK_RX_RING
NETLINK_TX_RING
NETLINK_LISTEN_ALL_NSID
NETLINK_LIST_MEMBERSHIPS
NETLINK_CAP_ACK
NETLINK_EXT_ACK
NETLINK_GET_STRICT_CHK