libfs6-dbg software package provides X11 Font Services library (debug package), 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 libfs6-dbg
libfs6-dbg is installed in your system.
Make ensure the libfs6-dbg package were installed using the commands given below,
$ sudo dpkg-query -l | grep libfs6-dbg *
You will get with libfs6-dbg package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Debug packages |
| Package | libfs6-dbg |
| Version | 2:1.0.4-1+deb7u1 |
| Description | X11 Font Services library (debug package) |
| Sub Section | debug |