use parent::versioned 'Foo';       # No version checking.
use parent::versioned qw(Foo Bar); # No version checking.
use parent::versioned --norequire qw(Foo Bar); # Still no version checking.
use parent::versioned ['Foo' => 0.23], ['Bar' => 1.5], 'Baz'; # Version checking on Foo and Bar.
use parent::versioned --norequire 'Baz', ['Foo' => 0.23]; # Version checking on Foo.