This is used to mass add and remove email addresses from a list, it takes a array ref full of new email addresses, and see if they are already in the list.
my ($unique_ref, $duplicate_ref) = weed_out_subscribers(-List => $list,
-Type => 'list',
-New_List => \@addresses,
);
Copyright (c) 1999-2007 Justin Simoni All rights reserved.
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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