anchor.diff:  
   get_config(Node) ->
   	gen_server:call({configuration, Node}, get_config, 1000).
  +	
  +get_config() ->
  +  gen_server:call(configuration, get_config).
   
   %%====================================================================
   %% gen_server callbacks
  
positive.code: -behaviour(gen_server).
  
  %% API
  -export([start_link/1, get_config/1]).
  
  %% gen_server callbacks
  -export([init/1, handle_call/3, handle_cast/2, handle_info/2,
  
negative.code: %%--------------------------------------------------------------------
  
  handle_call(get_config, {_, _From}, State) ->
  	{reply, State#configuration.config, State};
  
  handle_call(_Request, _From, State) ->
  