anchor.diff:  %%
   -module(ttb).
   -author('siri@erix.ericsson.se').
  +-author('bartlomiej.puzon@erlang-solutions.com').
   
   %% API
   -export([tracer/0,tracer/1,tracer/2,p/2,stop/0,stop/1,start_trace/4]).
  
positive.code:     write_config(ConfigFile,Config,[]).
  write_config(ConfigFile,all,Opt) ->
      write_config(ConfigFile,['_'],Opt);
  write_config(ConfigFile,Nums,Opt) when is_list(Nums), is_integer(hd(Nums)); 
  				       Nums=:=['_'] ->
      F = fun(N) -> ets:select(?history_table,
  
negative.code:     Details = lists:foldl(fun(File,Acc) -> [prepare(File)|Acc] end,
  			  [],Files),
      Fd = get_fd(Out),
      RealHandler = get_handler(Handler, Files),
      R = do_format(Fd,Details,DisableSort,RealHandler),
      file:close(Fd),
      ets:delete(?MODULE),
      case StopDbg of
  