===================================================================
RCS file: includes/mysql.php.sample,v
retrieving revision 1.14
retrieving revision 1.15
diff -u -r1.14 -r1.15
--- includes/mysql.php.sample	2012/10/13 13:53:53	1.14
+++ includes/mysql.php.sample	2013/04/24 13:13:06	1.15
@@ -64,7 +64,8 @@
 		fputs($smtp, "DATA\r\n");
 		$InputBuffer = fgets($smtp, 1024);
 		fputs($smtp, "X-Mailer: CAcert.org Website\r\n");
-		fputs($smtp, "X-OriginatingIP: ".$_SERVER["REMOTE_ADDR"]."\r\n");
+		if (array_key_exists("REMOTE_ADDR", $_SERVER))
+			fputs($smtp, "X-OriginatingIP: ".$_SERVER["REMOTE_ADDR"]."\r\n");
 		fputs($smtp, "Sender: $errorsto\r\n");
 		fputs($smtp, "Errors-To: $errorsto\r\n");
 		if($replyto != "")