anchor.diff:  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   %% This test case uses the time test (ttest) utility to implement a 
   %% ping-pong like test case.
  -%% Server:       Transport = socket(tcp), Active = false
  +%% Server:       Transport = socket(tcp), Active = once
   %% Client:       Transport = gen_tcp, Active = once
   %% Message Size: small (=1)
   %% Domain:       inet6
  
positive.code:          ttest_ssocko_csockt_medium_tcp4/1,
           ttest_ssocko_csockt_medium_tcp6/1,
           ttest_ssocko_csockt_large_tcp4/1,
           ttest_ssocko_csockt_large_tcp6/1
  
           %% Server: transport = socket(tcp), active = true
           %% Client: transport = gen_tcp
  
           %% Server: transport = socket(tcp), active = true
           %% Client: transport = socket(tcp)
  
negative.code: ttest_ssocko_cgent_small_tcp6(doc) ->
      [];
  ttest_ssocko_cgent_small_tcp6(_Config) when is_list(_Config) ->
      ttest_tcp(ttest_ssocko_cgent_small_tcp6,
                inet6,
                sock, once,
                gen, true,
  