/usr/include/mrpt/hwdrivers/ is in libmrpt-dev 1:1.5.5-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/mrpt/hwdrivers/include/
/usr/include/mrpt/hwdrivers/include/mrpt/
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/C2DRangeFinderAbstract.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CBoardENoses.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CBoardSonars.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CCANBusReader.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CCameraSensor.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CDUO3DCamera.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CEnoseModular.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CFFMPEG_InputStream.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CGPSInterface.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CGPS_NTRIP.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CGenericSensor.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CGillAnemometer.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CGyroKVHDSP3000.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CHokuyoURG.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CIMUIntersense.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CIMUXSens.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CIMUXSens_MT4.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CIbeoLuxETH.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CImageGrabber_FlyCapture2.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CImageGrabber_OpenCV.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CImageGrabber_dc1394.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CImpinjRFID.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CInterfaceFTDI.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CInterfaceFTDIMessages.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CJoystick.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CKinect.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CLMS100eth.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CNTRIPClient.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CNTRIPEmitter.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CNationalInstrumentsDAQ.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/COpenNI2Generic.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/COpenNI2Generic_CDevice.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/COpenNI2Sensor.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/COpenNI2_RGBD360.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CPhidgetInterfaceKitProximitySensors.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CPtuBase.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CPtuDPerception.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CRaePID.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CRoboPeakLidar.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CRoboticHeadInterface.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CRovio.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CSerialPort.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CServoeNeck.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CSickLaserSerial.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CSickLaserUSB.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CSkeletonTracker.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CStereoGrabber_Bumblebee_libdc1394.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CStereoGrabber_SVS.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CSwissRanger3DCamera.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CTuMicos.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CVelodyneScanner.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/CWirelessPower.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/TCaptureOptions_bumblebee.h
/usr/include/mrpt/hwdrivers/include/mrpt/hwdrivers/link_pragmas.h