unix_recvq_full_lockless
unix_recvq_full_lockless(other);
if (unix_recvq_full_lockless(other)) {
unix_recvq_full_lockless(other))) {
unix_recvq_full_lockless(other) &&
if (unix_recvq_full_lockless(other) && !sock_flag(other, SOCK_DEAD))