anchor.diff:  %% Only start a session invalidator if there is not
   %% one already active
   invalidate_session_cache(undefined, CacheCb, Cache) ->
  -    start_session_validator(Cache, CacheCb, {invalidate_before, erlang:monotonic_time()});
  +    start_session_validator(Cache, CacheCb, {invalidate_before, erlang:monotonic_time()}, undefined);
   invalidate_session_cache(Pid, _CacheCb, _Cache) ->
       Pid.
  
positive.code: 	    invalidate_session(Port, Session)
      end.
  		    
  start_session_validator(Cache, CacheCb, LifeTime) ->
      spawn_link(?MODULE, init_session_validator, 
  	       [[get(ssl_manager), Cache, CacheCb, LifeTime]]).
  
  init_session_validator([SslManagerName, Cache, CacheCb, LifeTime]) ->
      put(ssl_manager, SslManagerName),
  
negative.code: 		session_cache_client_max = 
  		    max_session_cache_size(session_cache_client_max),
  		session_cache_server_max = 
  		    max_session_cache_size(session_cache_server_max),
  		session_client_invalidator = undefined,
  		session_server_invalidator = undefined
  	       }}.
  
  %%--------------------------------------------------------------------
  