diff --git a/lib/cpp/src/qt/TQIODeviceTransport.cpp b/lib/cpp/src/qt/TQIODeviceTransport.cpp
index 4172ed0..c03894e 100644
--- a/lib/cpp/src/qt/TQIODeviceTransport.cpp
+++ b/lib/cpp/src/qt/TQIODeviceTransport.cpp
@@ -1,3 +1,22 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
 #include "TQIODeviceTransport.h"
 
 #include <QAbstractSocket>
@@ -145,11 +164,14 @@
 
 uint8_t* TQIODeviceTransport::borrow(uint8_t* buf, uint32_t* len)
 {
+  (void) buf;
+  (void) len;
   return NULL;
 }
 
 void TQIODeviceTransport::consume(uint32_t len)
 {
+  (void) len;
   throw TTransportException(TTransportException::UNKNOWN);
 }
 
diff --git a/lib/cpp/src/qt/TQIODeviceTransport.h b/lib/cpp/src/qt/TQIODeviceTransport.h
index 5ee8f6d..3d152f4 100644
--- a/lib/cpp/src/qt/TQIODeviceTransport.h
+++ b/lib/cpp/src/qt/TQIODeviceTransport.h
@@ -1,3 +1,22 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
 #ifndef _THRIFT_ASYNC_TQIODEVICE_TRANSPORT_H_
 #define _THRIFT_ASYNC_TQIODEVICE_TRANSPORT_H_ 1
 
diff --git a/lib/cpp/src/qt/TQTcpServer.cpp b/lib/cpp/src/qt/TQTcpServer.cpp
index 733a3d8..f08ec3d 100644
--- a/lib/cpp/src/qt/TQTcpServer.cpp
+++ b/lib/cpp/src/qt/TQTcpServer.cpp
@@ -1,3 +1,21 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
 
 #include "TQTcpServer.h"
 #include "TQIODeviceTransport.h"
diff --git a/lib/cpp/src/qt/TQTcpServer.h b/lib/cpp/src/qt/TQTcpServer.h
index 7838357..12a450f 100644
--- a/lib/cpp/src/qt/TQTcpServer.h
+++ b/lib/cpp/src/qt/TQTcpServer.h
@@ -1,3 +1,22 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
 #ifndef _THRIFT_TASYNC_QTCP_SERVER_H_
 #define _THRIFT_TASYNC_QTCP_SERVER_H_