anchor.diff:      application:start(sasl),
       Config.
   
  -end_per_suite(_Config) ->
  +end_per_suite(Config) ->
  +    clean_priv_dir(Config,true),
       ok.
   
   all() -> 
  
positive.code: 
  clean_priv_dir(Conf,Save) ->
      PrivDir = priv_dir(Conf),
      rh_test_lib:clean_dir(PrivDir,Save).
  
  node_name(Sname) when is_atom(Sname) ->
      {ok,Host} = inet:gethostname(),
  
negative.code: 	{win32,_} -> delete_all_services();
  	_ -> ok
      end,
      ?t:timetrap_cancel(Dog),
      Config;
  end_per_group(_GroupName, Config) ->
  