Symbol: NETLINK_F_CAP_ACK
net/netlink/af_netlink.c
1702
nr = NETLINK_F_CAP_ACK;
net/netlink/af_netlink.c
1769
flag = NETLINK_F_CAP_ACK;
net/netlink/af_netlink.c
2478
if (err && !test_bit(NETLINK_F_CAP_ACK, &nlk->flags))