static String getMessageByCode( int errcode ) {
        /* Note there's a signedness error here because 0xC0000000 based values are
         * negative so it with NT_STATUS_SUCCESS (0) the binary search will not be
         * performed properly. The effect is that the code at index 1 is never found
         * (NT_STATUS_UNSUCCESSFUL). So here we factor out NT_STATUS_SUCCESS
         * as a special case (which it is).

    /**
     * 
     */
    private static final long serialVersionUID = 484863569441792249L;
    
    // to replace a bunch of one-off binary searches
    private static final Map<Integer, String> errorCodeMessages;
    private static final Map<Integer, String> winErrorCodeMessages;
    private static final Map<Integer, Integer> dosErrorCodeStatuses;

    static {