/usr/ is in libkf5idletime-dev 5.44.0-0ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/include/
/usr/include/KF5/
/usr/include/KF5/KIdleTime/
/usr/include/KF5/KIdleTime/KIdleTime
/usr/include/KF5/KIdleTime/kidletime.h
/usr/include/KF5/KIdleTime/kidletime_export.h
/usr/include/KF5/KIdleTime/private/
/usr/include/KF5/KIdleTime/private/abstractsystempoller.h
/usr/include/KF5/kidletime_version.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/cmake/KF5IdleTime/
/usr/lib/x86_64-linux-gnu/cmake/KF5IdleTime/KF5IdleTimeConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5IdleTime/KF5IdleTimeConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5IdleTime/KF5IdleTimeTargets-debian.cmake
/usr/lib/x86_64-linux-gnu/cmake/KF5IdleTime/KF5IdleTimeTargets.cmake
/usr/lib/x86_64-linux-gnu/qt5/
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/
/usr/lib/x86_64-linux-gnu/qt5/mkspecs/modules/qt_KIdleTime.pri
/usr/share/
/usr/share/doc/
/usr/share/doc/libkf5idletime-dev/
/usr/share/doc/libkf5idletime-dev/copyright
/usr/lib/x86_64-linux-gnu/libKF5IdleTime.so
/usr/share/doc/libkf5idletime-dev/changelog.Debian.gz