installing zint on Ubuntu:

download from sourceforge http://sourceforge.net/projects/zint/

$ sudo ap-get install g++
$ sudo apt-get install cmake
$ sudo apt-get install libqt4-dev
$ cd /usr/local/src
$ sudo tar zxvf /home/{username}/Downloads/zint-version.tar.gz
$ cd zint-version
$ sudo cmake .
$ sudo make

$ sudo make install