} finally {
                    this.responseTable.remove(nid);
                }

                synchronized (this.LOCK) {
                    if (!isWINS(request.addr)) {
                        break;
                    }
                    /*
                     * Message was sent to WINS but
                     * failed to receive response.

     * Checks if the given address is a configured WINS server.
     *
     * @param svr the server address to check
     * @return true if the address is a WINS server, false otherwise
     */
    public static boolean isWINS(final InetAddress svr) {
        for (int i = 0; svr != null && i < NBNS.length; i++) {
            if (svr.hashCode() == NBNS[i].hashCode()) {
                return true;
            }
        }

                } finally {
                    responseTable.remove(nid);
                }

                synchronized (LOCK) {
                    if (!NbtAddress.isWINS(request.addr)) {
                        break;
                    }
                    /* Message was sent to WINS but
                     * failed to receive response.

        }
    }

    static NbtAddress lookupServerOrWorkgroup(final String name, final InetAddress svr) throws UnknownHostException {
        final Sem sem = new Sem(2);
        final int type = NbtAddress.isWINS(svr) ? 0x1b : 0x1d;

        final QueryThread q1x = new QueryThread(sem, name, type, null, svr);
        final QueryThread q20 = new QueryThread(sem, name, 0x20, null, svr);
        q1x.setDaemon(true);