Trans2GetDfsReferralResponse resp = new Trans2GetDfsReferralResponse();
        ipc.send( new Trans2GetDfsReferral( path ), resp );

        if (resp.numReferrals == 0) {
            return null;
        } else if (rn == 0 || resp.numReferrals < rn) {
            rn = resp.numReferrals;
        }

        DfsReferral dr = new DfsReferral();

        String[] arr = new String[4];