} finally {
                synchronized (sem) {
                    sem.count--;
                    sem.notify();
                }
            }
        }
    }

    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 Sem sem = new Sem(2);
        final int type = isWINS(svr) ? 0x1b : 0x1d;

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