#! perl
use strict;
use warnings;

{
    package Aardman;
    our @ISA = qw( Wallace Gromit );
}

{
    package main;
    my $pkg = 'Aardman';
    my $var = $pkg . '::ISA';
    my $ref = eval "\\\@$var";
    print join(', ', @$ref), "\n";
}