anchor.diff:  %% install under a path which includes unicode characters
   target_system_unicode(Conf) when is_list(Conf) ->
       PrivDir = priv_dir(Conf),
  -    UnicodeStr = ?unicode_string,
  -    UnicodePrivDir = filename:join(PrivDir,UnicodeStr),
  +    UnicodePrivDir = filename:join(PrivDir,"αβ"),
   
       PA = filename:dirname(code:which(?MODULE)),
   
  
positive.code: -include_lib("kernel/include/file.hrl").
  
  -compile(export_all).
  
  -define(unicode_string,[945,946]). % greek letters alpha and beta
  
  % Default timetrap timeout (set in init_per_testcase).
  %-define(default_timeout, ?t:minutes(40)).
  
negative.code:     %% Due to problem with long paths on windows => creating a new
      %% priv_dir under data_dir
      %% And get rid of trailing slash (absname does that)
      %% And if file name translation mode is utf8, use a path with
      %% unicode characters
      PrivDir =
  	case file:native_name_encoding() of
  	    utf8 ->
  		"priv_dir_αβ";
  	    _ ->
  		"priv_dir"
  	end,
  