anchor.diff:  -include_lib("test_server/include/test_server.hrl").
   -include_lib("kernel/include/file.hrl").
   
  +-define(THROW_ERROR(RES), throw({fail, ?LINE, RES})).
   
   
   suite() -> [{ct_hooks,[ts_install_cth]}].
  
positive.code:     [] = flush(),
      ok.
  
  
  
  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  
  
negative.code:      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,
       unicode_mode
      ].
  
  groups() -> 
      [{dirs, [], [make_del_dir, cur_dir_0, cur_dir_1,
  