/usr/share/doc/ is in libconfuse-dev 2.7-4.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc-base/libconfuse-doc
/usr/share/doc-base/libconfuse-tutorial
/usr/share/doc/libconfuse-dev/
/usr/share/doc/libconfuse-dev/tutorial-html/
/usr/share/doc/libconfuse-dev/tutorial-html/ar01s02.html
/usr/share/doc/libconfuse-dev/tutorial-html/ar01s03.html
/usr/share/doc/libconfuse-dev/tutorial-html/ar01s05.html
/usr/share/doc/libconfuse-dev/tutorial-html/ar01s09.html
/usr/share/doc/libconfuse-dev/tutorial-html/tutorial.css
/usr/share/doc/libconfuse-dev/tutorial-html/ar01s08.html
/usr/share/doc/libconfuse-dev/tutorial-html/ar01s06.html
/usr/share/doc/libconfuse-dev/tutorial-html/ar01s07.html
/usr/share/doc/libconfuse-dev/tutorial-html/ar01s04.html
/usr/share/doc/libconfuse-dev/tutorial-html/index.html
/usr/share/doc/libconfuse-dev/examples/
/usr/share/doc/libconfuse-dev/examples/reread.conf
/usr/share/doc/libconfuse-dev/examples/ftp.conf
/usr/share/doc/libconfuse-dev/examples/ftpconf.c.gz
/usr/share/doc/libconfuse-dev/examples/reread.c
/usr/share/doc/libconfuse-dev/examples/simple.c
/usr/share/doc/libconfuse-dev/examples/simple.conf
/usr/share/doc/libconfuse-dev/copyright
/usr/share/doc/libconfuse-dev/html/
/usr/share/doc/libconfuse-dev/html/globals_type.html
/usr/share/doc/libconfuse-dev/html/tab_r.gif
/usr/share/doc/libconfuse-dev/html/tutorial.css
/usr/share/doc/libconfuse-dev/html/classes.html
/usr/share/doc/libconfuse-dev/html/tab_l.gif
/usr/share/doc/libconfuse-dev/html/globals.html
/usr/share/doc/libconfuse-dev/html/structcfg__t.html
/usr/share/doc/libconfuse-dev/html/confuse_8h-source.html
/usr/share/doc/libconfuse-dev/html/tabs.css
/usr/share/doc/libconfuse-dev/html/globals_func.html
/usr/share/doc/libconfuse-dev/html/annotated.html
/usr/share/doc/libconfuse-dev/html/reread_8c-example.html
/usr/share/doc/libconfuse-dev/html/globals_enum.html
/usr/share/doc/libconfuse-dev/html/structcfg__defvalue__t.html
/usr/share/doc/libconfuse-dev/html/unioncfg__value__t.html
/usr/share/doc/libconfuse-dev/html/globals_defs.html
/usr/share/doc/libconfuse-dev/html/tab_b.gif
/usr/share/doc/libconfuse-dev/html/functions_vars.html
/usr/share/doc/libconfuse-dev/html/functions.html
/usr/share/doc/libconfuse-dev/html/files.html
/usr/share/doc/libconfuse-dev/html/doxygen.png
/usr/share/doc/libconfuse-dev/html/index.html
/usr/share/doc/libconfuse-dev/html/structcfg__opt__t.html
/usr/share/doc/libconfuse-dev/html/globals_eval.html
/usr/share/doc/libconfuse-dev/html/confuse_8h.html
/usr/share/doc/libconfuse-dev/html/ftpconf_8c-example.html
/usr/share/doc/libconfuse-dev/html/examples.html
/usr/share/doc/libconfuse-dev/html/simple_8c-example.html
/usr/share/doc/libconfuse-dev/changelog.Debian.gz