Hmmm, rtfm :-) Below is from perldoc Storable...

    use Storable;
    store \%table, 'file';
    $hashref = retrieve('file');

    use Storable qw(nstore store_fd nstore_fd freeze thaw dclone);
    # Network order
    nstore \%table, 'file';
    $hashref = retrieve('file');   # There is NO nretrieve()