Index: wp-comments-post.php
===================================================================
--- wp-comments-post.php	(revision 5773)
+++ wp-comments-post.php	(working copy)
@@ -1,9 +1,9 @@
 <?php
-if ($_SERVER["REQUEST_METHOD"] != "POST") {
-    header('Allow: POST');
-	header("HTTP/1.1 405 Method Not Allowed");
-	header("Content-Type: text/plain");
-    exit;
+if ( 'POST' != $_SERVER['REQUEST_METHOD'] ) {
+	header('Allow: POST');
+	header('HTTP/1.1 405 Method Not Allowed');
+	header('Content-Type: text/plain');
+	exit;
 }
 require( dirname(__FILE__) . '/wp-config.php' );