anchor.diff:      lager:info("rt_cs_dev:set_conf({~p, ~p}, ~p)", [Name, Vsn, NameValuePairs]),
       set_conf(devpath(Name, Vsn), NameValuePairs),
       ok;
  +set_conf({Name, Vsn, N}, NameValuePairs) ->
  +    lager:info("rt_cs_dev:set_conf({~p, ~p, ~p}, ~p)", [Name, Vsn, N, NameValuePairs]),
  +    rtdev:append_to_conf_file(get_conf(devpath(Name, Vsn), N), NameValuePairs),
  +    ok;
   set_conf(Node, NameValuePairs) when is_atom(Node) ->
       rtdev:append_to_conf_file(get_conf(Node), NameValuePairs),
       ok;
  
positive.code: get_conf(Node) ->
      N = node_id(Node),
      Path = relpath(node_version(N)),
      WildCard = io_lib:format("~s/dev/dev~b/etc/*.conf", [Path, N]),
      [Conf] = filelib:wildcard(WildCard),
      Conf.
  
  
negative.code:     lager:info("rt_cs_dev:set_advanced_conf({~p, ~p}, ~p)", [Name, Vsn, NameValuePairs]),
      set_advanced_conf(devpath(Name, Vsn), NameValuePairs),
      ok;
  set_advanced_conf({Name, Vsn, N}, NameValuePairs) ->
      lager:info("rt_cs_dev:set_advanced_conf({~p, ~p, ~p}, ~p)", [Name, Vsn, N, NameValuePairs]),
      update_app_config_file(get_app_config(devpath(Name, Vsn), N), NameValuePairs),
      ok;
  set_advanced_conf(Node, NameValuePairs) when is_atom(Node) ->
      update_app_config_file(get_app_config(Node), NameValuePairs),
      ok;
  set_advanced_conf(DevPath, NameValuePairs) ->
      AdvancedConfs = case all_the_files(DevPath, "etc/advanced.config") of
  