If you have Karmic or later:
sudo apt-get install -y python-software-properties sudo add-apt-repository ppa:drizzle-developers/ppa sudo add-apt-repository ppa:bzr/ppa sudo apt-get update -y sudo apt-get install -y drizzle-dev sudo apt-get upgrade -y
If you have Jaunty, you'll need to add the PPA for drizzle-developers and the PPA for BZR by hand, then run:
sudo apt-get update sudo apt-get install drizzle-dev sudo apt-get upgrade
Continue installing Drizzle with the next step: installing libdrizzle, the client protocol library.