/usr/ is in libcec-platform-dev 1.0.10+dfsg1-8.
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..
/usr/share/
/usr/share/doc/
/usr/share/doc/libcec-platform-dev/
/usr/share/doc/libcec-platform-dev/copyright
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cec-platform/
/usr/lib/x86_64-linux-gnu/cec-platform/cec-platform-config.cmake
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/cec-platform.pc
/usr/include/
/usr/include/cec-platform/
/usr/include/cec-platform/util/
/usr/include/cec-platform/util/util.h
/usr/include/cec-platform/util/StdString.h
/usr/include/cec-platform/util/buffer.h
/usr/include/cec-platform/util/timeutils.h
/usr/include/cec-platform/util/atomic.h
/usr/include/cec-platform/util/StringUtils.h
/usr/include/cec-platform/posix/
/usr/include/cec-platform/posix/os-socket.h
/usr/include/cec-platform/posix/os-types.h
/usr/include/cec-platform/posix/os-threads.h
/usr/include/cec-platform/sockets/
/usr/include/cec-platform/sockets/cdevsocket.h
/usr/include/cec-platform/sockets/tcp.h
/usr/include/cec-platform/sockets/socket.h
/usr/include/cec-platform/os.h
/usr/include/cec-platform/threads/
/usr/include/cec-platform/threads/atomics.h
/usr/include/cec-platform/threads/mutex.h
/usr/include/cec-platform/threads/threads.h
/usr/share/doc/libcec-platform-dev/changelog.Debian.gz
/usr/lib/x86_64-linux-gnu/libcec-platform.so