/usr/share/ is in cl-salza2 2.0.9-1.
This file is owned by root:root, with mode 0o755.
..
/usr/share/common-lisp/
/usr/share/common-lisp/source/
/usr/share/common-lisp/source/salza2/
/usr/share/common-lisp/source/salza2/package.lisp
/usr/share/common-lisp/source/salza2/checksum.lisp
/usr/share/common-lisp/source/salza2/bitstream.lisp
/usr/share/common-lisp/source/salza2/crc32.lisp
/usr/share/common-lisp/source/salza2/compressor.lisp
/usr/share/common-lisp/source/salza2/specials.lisp
/usr/share/common-lisp/source/salza2/gzip.lisp
/usr/share/common-lisp/source/salza2/chains.lisp
/usr/share/common-lisp/source/salza2/user.lisp
/usr/share/common-lisp/source/salza2/reset.lisp
/usr/share/common-lisp/source/salza2/types.lisp
/usr/share/common-lisp/source/salza2/zlib.lisp
/usr/share/common-lisp/source/salza2/huffman.lisp
/usr/share/common-lisp/source/salza2/salza2.asd
/usr/share/common-lisp/source/salza2/adler32.lisp
/usr/share/common-lisp/source/salza2/utilities.lisp
/usr/share/common-lisp/source/salza2/matches.lisp
/usr/share/common-lisp/source/salza2/closures.lisp
/usr/share/common-lisp/source/salza2/compress.lisp
/usr/share/common-lisp/systems/
/usr/share/doc/
/usr/share/doc/cl-salza2/
/usr/share/doc/cl-salza2/changelog.Debian.gz
/usr/share/doc/cl-salza2/copyright
/usr/share/doc/cl-salza2/index.html
/usr/share/common-lisp/systems/salza2.asd