anchor.diff:       delayed_write, read_ahead, segment_read, segment_write,
        ipread, pid2name, interleaved_read_write, otp_5814, otp_10852,
        large_file, large_write, read_line_1, read_line_2, read_line_3,
  -     read_line_4, standard_io, old_io_protocol].
  +     read_line_4, standard_io, old_io_protocol,
  +     unicode_mode
  +    ].
   
   groups() -> 
       [{dirs, [], [make_del_dir, cur_dir_0, cur_dir_1,
  
positive.code:     [] = flush(),
      ok.
  
  
  
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  
  
negative.code: 
  -export([old_io_protocol/1]).
  
  -export([unicode_mode/1]).
  
  %% Debug exports
  -export([create_file_slow/2, create_file/2, create_bin/2]).
  -export([verify_file/2, verify_bin/3]).
  