/usr/ is in libjdns-dev 2.0.3-1.
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..
/usr/share/
/usr/share/doc/
/usr/share/doc/libjdns-dev/
/usr/share/doc/libjdns-dev/copyright
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/qjdns/
/usr/lib/x86_64-linux-gnu/cmake/qjdns/QJDnsConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/qjdns/QJDnsConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/jdns/
/usr/lib/x86_64-linux-gnu/cmake/jdns/JDnsConfig.cmake
/usr/lib/x86_64-linux-gnu/cmake/jdns/JDnsTargets.cmake
/usr/lib/x86_64-linux-gnu/cmake/jdns/JDnsConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/jdns/JDnsTargets-none.cmake
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/jdns.pc
/usr/include/
/usr/include/jdns/
/usr/include/jdns/qjdns.h
/usr/include/jdns/qjdnsshared.h
/usr/include/jdns/jdns_export.h
/usr/include/jdns/jdns.h
/usr/share/doc/libjdns-dev/changelog.Debian.gz
/usr/lib/x86_64-linux-gnu/libjdns.so