L<XSLoader> (standard since perl 5.006).
-Tests require L<IPC::Cmd> (standard since 5.9.5).
-
=head1 AUTHOR
Vincent Pit, C<< <perl at profvince.com> >>, L<http://www.profvince.com>.
perldoc indirect
+Tests code coverage report is available at L<http://www.profvince.com/perl/cover/indirect>.
+
=head1 ACKNOWLEDGEMENTS
Bram, for motivation and advices.