anchor.diff:        warning_marker -> add_category(Node, warning_marker);
         eof_marker -> add_category(Node, eof_marker);
         comment -> add_category(Node, comment);
  -      macro -> add_category(Node, macro);
  +     %%  macro -> add_category(Node, macro);
         _ -> add_category(Node, unknown)
       end.
   
  
positive.code:          build_lib_side_effect_tab/1, build_local_side_effect_tab/2,
  	 build_scc_callgraph/1,build_callercallee_callgraph/1, has_side_effect/3,
           callback_funs/1,auto_imported_bifs/0, called_funs/2, file_format/1, rewrite/2,
  	 predefined_macros/0]).
  
  -export([test_framework_used/1]).
  -export([analyze_free_vars/1, remove_duplicates/1]).
  
negative.code:     case refac_epp_dodger:parse_file(FName, [{tab, TabWidth}, {format, FileFormat}]) of
  	{ok, Forms} -> 
  	    Dir = filename:dirname(FName),
  	    DefaultIncl2 = [filename:join(Dir, X) || X <-default_incls()],
  	    Includes = SearchPaths++DefaultIncl2,
  	    Ms =case refac_epp:parse_file(FName, Includes, [], TabWidth, FileFormat) of
  		    {ok, _, {MDefs, MUses}}  -> 
  