/usr/share/doc/texlive-doc/plain/impatient-fr/fusebook.tex.gz is in texlive-doc-fr 2009-2.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/share/doc/texlive-doc/plain/impatient-fr/../../../texlive-doc-fr/plain/impatient-fr/fusebook.tex.gz