/usr/ is in libgavl-dev 1.2.0-4.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/pkgconfig/
/usr/share/
/usr/share/doc/
/usr/share/doc/libgavl-dev/
/usr/share/doc/libgavl-dev/copyright
/usr/include/
/usr/include/gavl/
/usr/include/gavl/timecode.h
/usr/include/gavl/gavldefs.h
/usr/include/gavl/compression.h
/usr/include/gavl/gavl_version.h
/usr/include/gavl/gavltime.h
/usr/include/gavl/gavl.h
/usr/include/gavl/gavldsp.h
/usr/lib/
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/pkgconfig/gavl.pc
/usr/share/doc/libgavl-dev/changelog.Debian.gz
/usr/lib/x86_64-linux-gnu/libgavl.so