I'm trying to export a reference to a hash but can only access it with a fully-qualified name. What am I doing wrong? Thanks

Package Foo;

use strict;
use warnings;

use Exporter 'import';
our @ISA = qw[Exporter];
our @EXPORT_OK = qw[%env $env];

our %env =  %ENV;
our $env = \%ENV;

1;
[download]

perl -I. -MFoo=%env -le 'print scalar keys %env'
38

perl -I. -MFoo=$env -le 'print scalar keys %$env'
0

perl -I. -MFoo=$env -le 'print scalar keys %$Foo::env'
38