Index: wp-includes/functions.php
===================================================================
--- functions.php	(revision 3041)
+++ functions.php   (working copy)
@@ -921,7 +921,7 @@
                $link_url = $matches[2][$i];
                $link_text = $matches[4][$i];
                $content = str_replace($link_match, $link_text.' '.$link_number, $content);
-               $link_url = ((strtolower(substr($link_url,0,7)) != 'http://')||(strtolower(substr($link_url,0,7)) != 'https://')) ? get_settings('home') . $link_url : $link_url;
+               $link_url = ((strtolower(substr($link_url,0,7)) != 'http://')&&(strtolower(substr($link_url,0,8)) != 'https://')) ? get_settings('home') . $link_url : $link_url;
                $links_summary .= "\n".$link_number.' '.$link_url;
        }
        $content = strip_tags($content);