// user preferred email address for From: line
// see also $conf['hooks']['from'] in conf.php
$_prefs['from_addr'] = array(
    'value' => '',
    'locked' => false,
    'shared' => true,
    'type' => 'implicit'
);

// user preferred email address for Reply-To:, if different from From:
$_prefs['replyto_addr'] = array(
    'value' => '',
    'locked' => false,
    'shared' => true,
    'type' => 'implicit'
);
