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}

sub finalize {
    our($mod, $argv) = @_;
    #
    # private option handling
    #
    if (@$argv and $argv->[0] !~ /^-M/ and
	defined(my $i = first { $argv->[$_] eq '--' } keys @$argv)) {
	splice @$argv, $i, 1; # remove '--'
	if (local @ARGV = splice @$argv, 0, $i) {
	    use Getopt::Long qw(GetOptionsFromArray);
	    Getopt::Long::Configure qw(bundling);
	    GetOptions \%opt, hash_to_spec \%opt or die "Option parse error.\n";
	}
    }
    my $i = first { $argv->[$_] eq '--' } keys @$argv;
    if (defined $i and $argv->[0] !~ /^-M/) {
	splice @$argv, $i, 1; # remove '--'
	if (local @ARGV = splice @$argv, 0, $i) {
	    use Getopt::Long qw(GetOptionsFromArray);
	    Getopt::Long::Configure qw(bundling);
	    GetOptions \%opt, hash_to_spec \%opt or die "Option parse error.\n";
	}
    }

    my $region = $opt{line};
    flush "\n" x $region;
    flush csi_code(CPL => $region); # CPL: Cursor Previous Line
    my($l, $c) = cursor_position() or return;