+ if (isset($squirrelmail_plugin_hooks[$name])
+ && is_array($squirrelmail_plugin_hooks[$name])) {
+ foreach ($squirrelmail_plugin_hooks[$name] as $function) {
+ /* Concatenate results from hook. */
+ if (function_exists($function)) {
+ $ret .= $function($parm);
+ }
+ }
+ }
+
+ /* Variable-length argument lists have a slight problem when */
+ /* passing values by reference. Pity. This is a workaround. */
+ return $ret;
+}