anchor.diff:        Client :: client(),
         SimpleXml :: simple_xml(),
         Timeout :: timeout(),
  -      Result :: ok | {error,error_reason()}.
  +      Result :: [simple_xml()] | {error,error_reason()}.
   %% @doc Send a Netconf <code>rpc</code> request to the server.
   %%
   %% The given XML document is wrapped in a valid Netconf
  
positive.code:       Client :: client(),
        SimpleXml :: simple_xml(),
        Timeout :: timeout(),
        Result :: ok | {error,error_reason()}.
  %% @doc Send an XML document to the server.
  %%
  %% The given XML document is sent as is to the server. This function
  
negative.code:       Source :: netconf_db(),
        Filter :: simple_xml() | xpath(),
        Timeout :: timeout(),
        Result :: {ok,[simple_xml()]} | {error,error_reason()}.
  %% @doc Get configuration data.
  %%
  %% To be able to access another source than `running', the server
  