From 51ace8608960e4acb2fe2bbfc193ce0cf89b299e Mon Sep 17 00:00:00 2001
From: rob1n <rob1n@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Sat, 12 May 2007 16:24:17 +0000
Subject: [PATCH] Don't call the function if it doesn't exist yet. fixes #4249

git-svn-id: http://svn.automattic.com/wordpress/trunk@5455 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/wp-db.php | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/wp-includes/wp-db.php b/wp-includes/wp-db.php
index b55838420..84d5af2af 100644
--- a/wp-includes/wp-db.php
+++ b/wp-includes/wp-db.php
@@ -370,7 +370,10 @@ class wpdb {
 		if ( !$this->show_errors )
 			return false;
 		
-		status_header( 503 );
+		if ( function_exists( 'status_header' ) ) {
+			status_header( 503 );
+		}
+		
 		header('Content-Type: text/html; charset=utf-8');
 
 		if (strpos($_SERVER['PHP_SELF'], 'wp-admin') !== false)