Gabor Kiss <kissg(a)sztaki.hu> found a bug in enkeys.pl.
His fix is included below.  It has been incorporated 
in the beta release.
Future announcements like this
will only be made to the list <db-beta(a)ripe.net>. Be sure
to get on this list if you use the beta release.
Daniel
*** /tmp/T0a09361       Tue Sep 28 17:40:00 1993
--- enkeys.pl   Tue Sep 28 17:17:28 1993
***************
*** 1,9 ****
  #       enkeys - extract keys from entry
  #
  #     $RCSfile: enkeys.pl,v $
! #     $Revision: 0.13 $
! #     $Author: marten $
! #     $Date: 1993/08/19 14:53:37 $
  #
  
  require "misc.pl";
--- 1,9 ----
  #       enkeys - extract keys from entry
  #
  #     $RCSfile: enkeys.pl,v $
! #     $Revision: 0.14 $
! #     $Author: dfk $
! #     $Date: 1993/09/28 16:16:57 $
  #
  
  require "misc.pl";
***************
*** 39,45 ****
        $i = $#result;
        while ($i >= 0) {
                $result[$i] =~ tr/A-Z/a-z/;
!               $result[$i] =~ tr/a-z0-9-,\.'\///cd;
                if (length($result[$i])<2) {
                        splice(@result, "$i", 1);
                }
--- 39,45 ----
        $i = $#result;
        while ($i >= 0) {
                $result[$i] =~ tr/A-Z/a-z/;
!               $result[$i] =~ tr/a-z0-9\-,\.'\///cd;
                if (length($result[$i])<2) {
                        splice(@result, "$i", 1);
                }