System requirements
In order to run Camino you will need:
The installation procedure is the same on Mac OS X as for Linux, except for the Java installation. We recommend that you install XCode, then follow the instructions for Linux/Unix from Step 2 onwards.
Step 1: Install XCode
Installing Xcode will give you several useful tools including Java, Subversion, Make and X11. If you have an OS X disk you can install XCode from there, otherwise get it from Apple.
Other handy Unix packages for the Mac can be obtained using Mac Ports.