nnrpd: bad xover response code

[John P Speno]

nnrpd should use a 224 response in this case, not a 221.


*** 1.1	1999/08/23 13:43:38
--- article.c	1999/08/23 13:44:31
***************
*** 900,906 ****
      OVERcount++;
      gettimeofday(&stv, NULL);
      if ((handle = (void *)OVopensearch(GRPcur, range.Low, range.High)) == NULL) {
! 	Reply("%d %s fields follow\r\n.\r\n", NNTP_HEAD_FOLLOWS_VAL, av[1]);
  	return;
      }
      if (innconf->nnrpdoverstats) {
--- 900,906 ----
      OVERcount++;
      gettimeofday(&stv, NULL);
      if ((handle = (void *)OVopensearch(GRPcur, range.Low, range.High)) == NULL) {
! 	Reply("%d %s fields follow\r\n.\r\n", NNTP_OVERVIEW_FOLLOWS_VAL, av[1]);
  	return;
      }
      if (innconf->nnrpdoverstats) {