To uninstall libgraphviz-dev just follow these instructions.
/debian/jessie/main///install/index.html graphviz libs and headers against which to build applications Debian 8.0 libdevel 2.38.0-7
sudo apt-get remove libgraphviz-dev
Which will remove just the libgraphviz-dev package itself.
sudo apt-get remove --auto-remove libgraphviz-dev
This will remove the libgraphviz-dev package and any other dependant packages which are no longer needed.
If you also want to delete your local/config files for libgraphviz-dev then this will work.
sudo apt-get purge libgraphviz-dev
Or similarly, like this libgraphviz-dev
sudo apt-get purge --auto-remove libgraphviz-dev
|Maintainer||Debian QA Group |
|Description||graphviz libs and headers against which to build applications|