Removed some php 3 / MySQL 3.21 compatibility code.

server_variables.php

@@ -78,7 +78,7 @@ echo '&nbsp;</th>' . "\n";
     </tr>
 <?php
 $useBgcolorOne = TRUE;
-while (list($name, $value) = each($serverVars)) {
+foreach ($serverVars as $name => $value) {
 ?>
     <tr>
         <td bgcolor="<?php echo $useBgcolorOne ? $cfg['BgcolorOne'] : $cfg['BgcolorTwo']; ?>">
@@ -110,4 +110,4 @@ while (list($name, $value) = each($serverVars)) {
  */
 require('./footer.inc.php');
 
-?>
+?>