anchor.diff:  			  true ->
   			      io:format("Path ~s is ok~n", [Pth]);
   			  false ->
  -			      io:format("Path ~s is to small, filling", [Pth]),
  +			      io:format("Path ~s is to small, filling~n", [Pth]),
   			      Missing = ISz - Sz,
   			      fill_file_ensure_path(Pth, Missing)
   		      end
  
positive.code: 
  fill_file(FD, Missing) ->
      {ok, _NP} = file:position(FD, eof),
      ok = create_file_slow(FD, Missing),
      file:close(FD).
  
  create_file(FD, N) ->
      create_file(FD, 0, N).
  
  create_file(_FD, M, M) ->
      ok;
  
negative.code:     N1  = N0-1,  N2  = N0-2,  N3  = N0-3,  N4  = N0-4,
      N5  = N0-5,  N6  = N0-6,  N7  = N0-7,  N8  = N0-8,
      create_file(FD, M, N8,
                  [<<N8:32/unsigned,  N7:32/unsigned,
  		   N6:32/unsigned,  N5:32/unsigned,
  		   N4:32/unsigned,  N3:32/unsigned,
                     N2:32/unsigned,  N1:32/unsigned>> | R]);
  create_file(FD, M, N0, R) ->
      N1 = N0-1,
      create_file(FD, M, N1, [<<N1:32/unsigned>> | R]).
  
  
  create_file_slow(FD, N) when integer(N), N >= 0 ->
  