Run the following command in a terminal window:

sudo apt-get install bzr

Run the following commands in a terminal window:

su
emerge bzr

Run the following command in a terminal window:

su -c 'yum install bzr'

Download the latest Bazaar image from the Bazaar download page, mount and install the application.

Download the latest Bazaar Windows installer from the Bazaar download page and install it by following the Windows instructions.