/usr/lib/x86_64-linux-gnu/ is in qttools5-dev 5.2.1-8build1.
This file is owned by root:root, with mode 0o755.
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/usr/lib/x86_64-linux-gnu/libQt5CLucene.prl
/usr/lib/x86_64-linux-gnu/libQt5DesignerComponents.prl
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