anchor.diff:      Random = select_random(Passive0),
   
       %% Add to list of pending connections.
  -    Pending = [Random|Pending0],
  +    Pending = add_to_pending(Random, Pending0),
   
       %% Trigger connection.
       Connections = maybe_connect(Random, Connections0),
  
positive.code:     sets:is_element(Peer, Passive).
  
  %% @private
  remove_from_pending(Peer, Pending) ->
      lists:delete(Peer, Pending).
  
  %% @private
  is_in_active_view(Peer, Active) ->
  
negative.code:     sets:to_list(Set).
  
  %% @private
  establish_connections(Pending0, Set0, Connections) ->
      %% Reconnect disconnected members and members waiting to join.
      Set = members(Set0),
      Pending = members(Pending0),
      AllPeers = lists:keydelete(node(), 1, Set ++ Pending),
      lists:foldl(fun maybe_connect/2, Connections, AllPeers).
  
  %% @private
  