FSlint is a toolkit to find various forms of lint on a filesystem. At the moment it reports duplicate files, bad symbolic links, troublesome file names, empty directories, non stripped executables, temporary files, duplicate/conflicting (binary) names, and unused ext2 directory blocks.
You can download it from the following link: https://packetstormsecurity.com/files/download/89083/fslint-2.42.tar.gz
Source: https://packetstormsecurity.com/files/89083/FSlint-Filesystem-Checker-2.42.html