=== wp-includes/template-functions-general.php
==================================================================
--- wp-includes/template-functions-general.php	(revision 4847)
+++ wp-includes/template-functions-general.php	(local)
@@ -700,7 +700,7 @@
 }
 
 function rsd_link() {
-	echo '<link rel="EditURI" type="application/rsd+xml" title="RSD" href="' . get_bloginfo('url') . "/xmlrpc.php?rsd\" />\n";
+	echo '<link rel="EditURI" type="application/rsd+xml" title="RSD" href="' . get_bloginfo('wpurl') . "/xmlrpc.php?rsd\" />\n";
 }
 
 ?>