$safefuncs->share( 'Barcode::DataMatrix' );
$safefuncs->share_from('main', [ 'DataMatrix2d' ]);

##</code><code>##

$safefuncs->share_from( 'Barcode::DataMatrix', \@safeops );
$safefuncs->share_from( 'main', [ 'DataMatrix2d' ]);

##</code><code>##

share (NAME, ...)

##</code><code>##

share_from (PACKAGE, ARRAYREF)