anchor.diff:  
   -behaviour(gen_server).
   
  +-include("ns_common.hrl").
  +
   %% gen_server API
   -export([start_link/0]).
   -export([init/1, handle_call/3, handle_cast/2,
            handle_info/2, terminate/2, code_change/3]).
   
  --record(state, {sock}).
  +-record(state, {sock::port()}).
   
   %% external API
   -export([connected/0, connected/1,
  
positive.code:          set_vbucket_state/3, set_vbucket_state/4,
           stats/1, stats/2, stats/3,
           stats_multi/2, stats_multi/3,
           topkeys/1, topkeys/2]).
  
  -include("mc_constants.hrl").
  -include("mc_entry.hrl").
  
negative.code:     timer:sleep(2000),
      ok.
  
  
  code_change(_OldVsn, State, _Extra) ->
      {ok, State}.
  
  
  %% External API
  connected() ->
      misc:running(?MODULE).
  
  connected(Node) ->
      misc:running(Node, ?MODULE).
  
  create_bucket(Bucket, Config) ->
      create_bucket(node(), Bucket, Config).
  