In these cases perl will fall back to the old behaviour of using C's
argv[0] value for C<$^X>.
+=head2 Perl will no more be part of "base FreeBSD"
+
+Not as bad as it sounds--what is means is that Perl will no more be
+part of the B<kernel build system> of FreeBSD. Perl will still very
+probably be part of the "default install", and in any case the latest
+version will be in the ports system. The first FreeBSD version this
+change will affect is 5.0, all 4.n versions will keep the status quo.
+
=head1 AUTHOR
Nicholas Clark <nick@ccl4.org>, collating wisdom supplied by Slaven Rezic