libbt0 software package provides Blackbox - shared library, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libbt0
libbt0 is installed in your system.
Make ensure the libbt0 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libbt0 *
You will get with libbt0 package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Libraries |
| Package | libbt0 |
| Version | 0.70.1-23+deb8u1 |
| Description | Blackbox - shared library |
| Sub Section | libs |