Perl now uses its own internal C<drand48()> implementation on all
platforms. [perl #115928]
-=head2 64-bit array offsets
+=head2 Better 64-bit support
On 64-bit platforms, the internal array functions now use 64-bit offsets,
allowing Perl arrays to hold more than 2**31 elements, if you have the
memory available.
+The regular expression engine now supporst strings longer than 2**31
+characters. [perl #112790, #116907]
+
=head1 Security
XXX Any security-related notices go here. In particular, any security