package ConfigThisJunk;
use strict;
use warnings;
BEGIN
{
    use Exporter;   
    our @ISA = qw( Exporter );
    our @EXPORT_OK = qw( $DEBUG );
}
our $DEBUG = 1;
1;
##</code><code>##

SomeJunk.pl
use strict;
use warnings;
our $DEBUG;
use ConfigThisJunk qw ( $DEBUG );
print $DEBUG;

##</code><code>##

print $ConfigThisJunk::DEBUG;

##</code><code>##

our $DEBUG = $ConfigThisJunk::DEBUG;