/usr/ is in libxres-dev 2:1.2.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/man/man3/XResQueryClientPixmapBytes.3.gz
/usr/share/man/man3/XResQueryClientResources.3.gz
/usr/share/man/man3/XResQueryClients.3.gz
/usr/share/man/man3/XResQueryExtension.3.gz
/usr/share/man/man3/XResQueryVersion.3.gz
/usr/include/
/usr/include/X11/
/usr/include/X11/extensions/
/usr/include/X11/extensions/XRes.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/libXRes.a
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/xres.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libxres-dev/
/usr/share/doc/libxres-dev/copyright
/usr/share/man/
/usr/share/man/man3/
/usr/share/man/man3/XRes.3.gz
/usr/lib/x86_64-linux-gnu/libXRes.so
/usr/share/doc/libxres-dev/changelog.Debian.gz