RTM_DELNEIGH 112 net/core/neighbour.c __neigh_notify(neigh, RTM_DELNEIGH, 0); RTM_DELNEIGH 2821 net/core/neighbour.c rtnl_register(PF_UNSPEC, RTM_DELNEIGH, neigh_delete, NULL); RTM_DELNEIGH 44 security/selinux/nlmsgtab.c { RTM_DELNEIGH, NETLINK_ROUTE_SOCKET__NLMSG_WRITE },