/usr/ is in libqjdns-qt4-dev 2.0.3-1build1.
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/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/cmake/
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt4/
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt4/QJDns-qt4Config.cmake
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt4/QJDns-qt4ConfigVersion.cmake
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt4/QJDns-qt4Targets-none.cmake
/usr/lib/x86_64-linux-gnu/cmake/qjdns-qt4/QJDns-qt4Targets.cmake
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/qjdns-qt4.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libqjdns-qt4-dev/
/usr/share/doc/libqjdns-qt4-dev/copyright
/usr/lib/x86_64-linux-gnu/libqjdns-qt4.so
/usr/share/doc/libqjdns-qt4-dev/changelog.Debian.gz