/usr/ is in libxrandr-dev 2:1.4.2-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/libXrandr.a
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/lib/x86_64-linux-gnu/pkgconfig/xrandr.pc
/usr/share/
/usr/share/doc/
/usr/share/doc/libxrandr-dev/
/usr/share/doc/libxrandr-dev/copyright
/usr/share/man/
/usr/share/man/man3/
/usr/share/man/man3/Xrandr.3.gz
/usr/include/
/usr/include/X11/
/usr/include/X11/extensions/
/usr/include/X11/extensions/Xrandr.h
/usr/lib/x86_64-linux-gnu/libXrandr.so
/usr/share/doc/libxrandr-dev/changelog.Debian.gz
/usr/share/man/man3/XRRConfigRates.3.gz
/usr/share/man/man3/XRRConfigTimes.3.gz
/usr/share/man/man3/XRRConfigCurrentRate.3.gz
/usr/share/man/man3/XRRConfigRotations.3.gz
/usr/share/man/man3/XRRSetScreenConfig.3.gz
/usr/share/man/man3/XRRQueryVersion.3.gz
/usr/share/man/man3/XRRConfigSizes.3.gz
/usr/share/man/man3/XRRSetScreenConfigAndRate.3.gz
/usr/share/man/man3/XRRSelectInput.3.gz
/usr/share/man/man3/XRRGetScreenInfo.3.gz
/usr/share/man/man3/XRRQueryExtension.3.gz
/usr/share/man/man3/XRRFreeScreenConfigInfo.3.gz
/usr/share/man/man3/XRRConfigCurrentConfiguration.3.gz
/usr/share/man/man3/XRRRootToScreen.3.gz