int SID_TYPE_ALIAS = 4;

    /**
     * SID type indicating a well-known group.
     */
    int SID_TYPE_WKN_GRP = 5;

    /**
     * SID type indicating a deleted account.
     */
    int SID_TYPE_DELETED = 6;

    /**
     * SID type indicating an invalid SID.
     */
    int SID_TYPE_INVALID = 7;

    /**
     * SID type indicating an unknown account type.
     */
    int SID_TYPE_UNKNOWN = 8;

    /**
     * SID type for an alias.
     */
    public static final int SID_TYPE_ALIAS = 4;

    /**
     * SID type for a deleted account.
     */
    public static final int SID_TYPE_DELETED = 6;

    /**
     * SID type for a domain group.
     */
    public static final int SID_TYPE_DOM_GRP = 2;

    /**
     * SID type for a domain.
     */