Index: includes/xmlrpc.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/xmlrpc.inc,v
retrieving revision 1.53
diff -u -p -r1.53 xmlrpc.inc
--- includes/xmlrpc.inc	31 Aug 2008 12:50:45 -0000	1.53
+++ includes/xmlrpc.inc	14 Oct 2008 20:47:44 -0000
@@ -381,13 +381,13 @@ function xmlrpc_date($time) {
   $xmlrpc_date->is_date = TRUE;
   // $time can be a PHP timestamp or an ISO one
   if (is_numeric($time)) {
-    $xmlrpc_date->year = date('Y', $time);
-    $xmlrpc_date->month = date('m', $time);
-    $xmlrpc_date->day = date('d', $time);
-    $xmlrpc_date->hour = date('H', $time);
-    $xmlrpc_date->minute = date('i', $time);
-    $xmlrpc_date->second = date('s', $time);
-    $xmlrpc_date->iso8601 = date('Ymd\TH:i:s', $time);
+    $xmlrpc_date->year = gmdate('Y', $time);
+    $xmlrpc_date->month = gmdate('m', $time);
+    $xmlrpc_date->day = gmdate('d', $time);
+    $xmlrpc_date->hour = gmdate('H', $time);
+    $xmlrpc_date->minute = gmdate('i', $time);
+    $xmlrpc_date->second = gmdate('s', $time);
+    $xmlrpc_date->iso8601 = gmdate('Ymd\TH:i:s', $time);
   }
   else {
     $xmlrpc_date->iso8601 = $time;
Index: modules/simpletest/tests/xmlrpc_test.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/simpletest/tests/xmlrpc_test.module,v
retrieving revision 1.2
diff -u -p -r1.2 xmlrpc_test.module
--- modules/simpletest/tests/xmlrpc_test.module	17 Sep 2008 16:49:41 -0000	1.2
+++ modules/simpletest/tests/xmlrpc_test.module	14 Oct 2008 20:47:44 -0000
@@ -30,7 +30,7 @@ function xmlrpc_test_echoStructTest($arr
 }
 
 function xmlrpc_test_manyTypesTest($number, $boolean, $string, $double, $dateTime, $base64) {
-  $timestamp = mktime($dateTime->hour, $dateTime->minute, $dateTime->second, $dateTime->month, $dateTime->day, $dateTime->year);
+  $timestamp = gmmktime($dateTime->hour, $dateTime->minute, $dateTime->second, $dateTime->month, $dateTime->day, $dateTime->year);
   return array($number, $boolean, $string, $double, xmlrpc_date($timestamp), xmlrpc_Base64($base64));
 }