--- mime.php.orig	2007-08-16 12:16:47.000000000 +0200
+++ mime.php	2007-08-16 12:25:07.000000000 +0200
@@ -376,7 +376,7 @@
      * @return string  contents of $file_name
      * @access private
      */
-    function &_file2str($file_name)
+    function _file2str($file_name)
     {
         if (!is_readable($file_name)) {
             $err = PEAR::raiseError('File is not readable ' . $file_name);
@@ -413,7 +413,7 @@
      * @return object  The text mimePart object
      * @access private
      */
-    function &_addTextPart(&$obj, $text)
+    function _addTextPart(&$obj, $text)
     {
         $params['content_type'] = 'text/plain';
         $params['encoding']     = $this->_build_params['text_encoding'];
@@ -437,7 +437,7 @@
      * @return object The html mimePart object
      * @access private
      */
-    function &_addHtmlPart(&$obj)
+    function _addHtmlPart(&$obj)
     {
         $params['content_type'] = 'text/html';
         $params['encoding']     = $this->_build_params['html_encoding'];
@@ -459,7 +459,7 @@
      * @return object The multipart/mixed mimePart object
      * @access private
      */
-    function &_addMixedPart()
+    function _addMixedPart()
     {
         $params                 = array();
         $params['content_type'] = 'multipart/mixed';
@@ -480,7 +480,7 @@
      * @return object  The multipart/mixed mimePart object
      * @access private
      */
-    function &_addAlternativePart(&$obj)
+    function _addAlternativePart(&$obj)
     {
         $params['content_type'] = 'multipart/alternative';
         if (is_object($obj)) {
@@ -502,7 +502,7 @@
      * @return object  The multipart/mixed mimePart object
      * @access private
      */
-    function &_addRelatedPart(&$obj)
+    function _addRelatedPart(&$obj)
     {
         $params['content_type'] = 'multipart/related';
         if (is_object($obj)) {
@@ -523,7 +523,7 @@
      * @return object  The image mimePart object
      * @access private
      */
-    function &_addHtmlImagePart(&$obj, $value)
+    function _addHtmlImagePart(&$obj, $value)
     {
         $params['content_type'] = $value['c_type'];
         $params['encoding']     = 'base64';
@@ -546,7 +546,7 @@
      * @return object  The image mimePart object
      * @access private
      */
-    function &_addAttachmentPart(&$obj, $value)
+    function _addAttachmentPart(&$obj, $value)
     {
         $params['dfilename'] = $value['name'];
         $params['encoding']  = $value['encoding'];