anchor.diff:      ok.
   
   find_src(Name, undefined) ->
  -    filename:find_src(filename(Name));
  +    filelib:find_source(filename(Name));
   find_src(Name, Rules) ->
  -    filename:find_src(filename(Name), Rules).
  +    filelib:find_source(filename(Name), Rules).
   
   %% file_type(filename()) -> {value, Type} | none
   
  
positive.code: 		    %% It seems that we have no file - go on anyway,
  		    %% just to get a decent error message.
  		    read_module_1(Name, Options);
  		{Name1, _} ->
  		    read_module_1(Name1 ++ ".erl", Options)
  	    end
      end.
  
  
negative.code: %% @see merge/3
  %% @see merge_files/3
  %% @see merge_sources/3
  %% @see //stdlib/filelib:find_source/2
  %% @see epp_dodger
  
  -spec merge_files(atom(), erl_syntax:forms(), [file:filename()], [option()]) ->
  