anchor.diff:                         {401, Realm}     -> [" 401 realm=", Realm];
                          {401, User, PWD} -> [" 401 user=", User, " badpwd=", PWD]
                      end, "\n"],
  -            file:write(Fd, Msg),
  +            file:write(Fd, safe_log_data(Msg)),
               {noreply, State};
           false ->
               {noreply,State}
  
positive.code: left_fill(N, Width, Fill) ->
      left_fill([Fill|N], Width, Fill).
  
  
  
  
negative.code:             Msg = fmt_access_log(State#state.now, fmt_ip(Ip, State), User,
                                   [Meth, $\s, Path, $\s, Ver],
                                   Status,  Len, Referer, UserAgent),
              file:write(Fd, safe_log_data(Msg)),
              {noreply, State};
          false ->
              {noreply, State}
  