[flow@datura:~/] cat variables.pl
#!/usr/bin/perl

our $apple = "pie";

1;
[flow@datura:~/] cat test.pl
#!/usr/bin/perl
use strict;
use warnings;

# Define the variable
our $apple;

# Include the config stuff
require "variables.pl";

# Print the value
print $apple . "\n";
[flow@datura:~/] perl test.pl
pie