/usr/ is in libp11-kit-dev 0.12-2ubuntu1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/gtk-doc/html/
/usr/share/gtk-doc/html/p11-kit/
/usr/include/
/usr/include/p11-kit-1/
/usr/include/p11-kit-1/p11-kit/
/usr/include/p11-kit-1/p11-kit/p11-kit.h
/usr/include/p11-kit-1/p11-kit/pin.h
/usr/include/p11-kit-1/p11-kit/uri.h
/usr/include/p11-kit-1/p11-kit/pkcs11.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/p11-kit-1.pc
/usr/share/
/usr/share/gtk-doc/
/usr/share/gtk-doc/html/p11-kit/api-index-full.html
/usr/share/gtk-doc/html/p11-kit/config-example.html
/usr/share/gtk-doc/html/p11-kit/config-format.html
/usr/share/gtk-doc/html/p11-kit/config-global.html
/usr/share/gtk-doc/html/p11-kit/config-locations.html
/usr/share/gtk-doc/html/p11-kit/config-module.html
/usr/share/gtk-doc/html/p11-kit/config.html
/usr/share/gtk-doc/html/p11-kit/gtk-doc.css
/usr/share/gtk-doc/html/p11-kit/home.png
/usr/share/gtk-doc/html/p11-kit/index.html
/usr/share/gtk-doc/html/p11-kit/index.sgml
/usr/share/gtk-doc/html/p11-kit/left.png
/usr/share/gtk-doc/html/p11-kit/p11-kit-Future.html
/usr/share/gtk-doc/html/p11-kit/p11-kit-Modules.html
/usr/share/gtk-doc/html/p11-kit/p11-kit-PIN-Callbacks.html
/usr/share/gtk-doc/html/p11-kit/p11-kit-URIs.html
/usr/share/gtk-doc/html/p11-kit/p11-kit-Utilities.html
/usr/share/gtk-doc/html/p11-kit/p11-kit.devhelp2
/usr/share/gtk-doc/html/p11-kit/reference.html
/usr/share/gtk-doc/html/p11-kit/right.png
/usr/share/gtk-doc/html/p11-kit/sharing-initialize.html
/usr/share/gtk-doc/html/p11-kit/sharing-module.html
/usr/share/gtk-doc/html/p11-kit/sharing.html
/usr/share/gtk-doc/html/p11-kit/style.css
/usr/share/gtk-doc/html/p11-kit/up.png
/usr/share/doc/
/usr/share/doc/libp11-kit-dev/
/usr/share/doc/libp11-kit-dev/copyright
/usr/lib/x86_64-linux-gnu/libp11-kit.so
/usr/share/doc/libp11-kit-dev/changelog.Debian.gz