anchor.diff:  %% don't clash.
   mk_unique_path() ->
       [NodeName | _] = string:tokens(atom_to_list(node()), [$@]),
  -    ?LIB:f("/tmp/socket_~s_~w", [NodeName, erlang:unique_integer()]).
  +    %% ?LIB:f("/tmp/socket_~s_~w", [NodeName, erlang:unique_integer()]).
  +    ?LIB:f("/tmp/socket_~s_~w", [NodeName, erlang:system_time(nanosecond)]).
   
   which_local_socket_addr(local = Domain) ->
       #{family => Domain,
  
positive.code:          sc_rs_recv_send_shutdown_receive_tcpL/1,
           sc_rs_recvmsg_send_shutdown_receive_tcp4/1,
           sc_rs_recvmsg_send_shutdown_receive_tcp6/1,
  
           %% *** Traffic ***
           traffic_send_and_recv_chunks_tcp4/1,
  
negative.code:      sc_rs_recv_send_shutdown_receive_tcpL,
  
       sc_rs_recvmsg_send_shutdown_receive_tcp4,
       sc_rs_recvmsg_send_shutdown_receive_tcp6,
       sc_rs_recvmsg_send_shutdown_receive_tcpL
      ].
  
  
  