--- old/src/share/classes/com/sun/security/auth/NTSid.java	2013-02-21 17:46:38.136649565 +0000
+++ new/src/share/classes/com/sun/security/auth/NTSid.java	2013-02-21 17:46:37.840649572 +0000
@@ -47,6 +47,7 @@
  * @see java.security.Principal
  * @see javax.security.auth.Subject
  */
+@jdk.Supported
 public class NTSid implements Principal, java.io.Serializable {
 
     private static final long serialVersionUID = 4412290580770249885L;