fatsort software package provides utility for sorting FAT directory structures, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install fatsort
fatsort is installed in your system.
Make ensure the fatsort package were installed using the commands given below,
$ sudo dpkg-query -l | grep fatsort *
You will get with fatsort package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Other OSs and file systems |
| Package | fatsort |
| Version | 0.9.15.245-1 |
| Description | utility for sorting FAT directory structures |
| Sub Section | otherosfs |