Index: modules/system/system.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/system/system.module,v
retrieving revision 1.585.2.53
diff -u -p -r1.585.2.53 system.module
--- modules/system/system.module	2 Jun 2010 18:58:25 -0000	1.585.2.53
+++ modules/system/system.module	13 Jun 2010 16:50:04 -0000
@@ -1924,7 +1924,7 @@ function _system_zonelist() {
  */
 function system_check_http_request() {
   // Try to get the content of the front page via drupal_http_request().
-  $result = drupal_http_request(url('', array('absolute' => TRUE)));
+  $result = drupal_http_request(url('', array('absolute' => TRUE)), array(), 'GET', NULL, 0);
   // We only care that we get a http response - this means that Drupal
   // can make a http request.
   $works = isset($result->code) && ($result->code >= 100) && ($result->code < 600);