anchor.diff:                 {OptsVals2,OptsValsDefault}],
                 {OSType,OSVer}}),
   %%    exit({{OSType,OSVer},success}), % In search for the truth
  +    ?P("done"),
       ok.
   
   sets_eq(L1, L2) ->
  
positive.code:         5000 ->
              exit({error,tcp_passive})
      end,
      LS2 = ok(gen_tcp:listen(0, [{active,0}])),
      receive
          {tcp_passive,LS2} ->
              [{active,false}] = ok(inet:getopts(LS2, [active]))
  
negative.code:     gen_tcp:close(Sock3),
      ok.
      
  test_prio_accept_async(Config) ->
      Tos1 = 4 bsl 5,
      Tos2 = 3 bsl 5,
      Ref = make_ref(),
      spawn(?MODULE, priority_server, [Config, {self(),Ref}]),
      Port = receive
                 {Ref,P} -> P
             after 5000 -> ct:fail({error,"helper process timeout"})
  