=head1 DESCRIPTION
The port of Perl to to Mac OS was officially removed as of Perl 5.12,
-though the last offical production release of MacPerl corresponded to
+though the last official production release of MacPerl corresponded to
Perl 5.6. While Perl 5.10 included the port to Mac OS, ExtUtils::MakeMaker,
a core part of Perl's module installation infrastructure officially dropped support for Mac OS in April 2004.