To build the tools you will need to install the following packages on ubuntu linux:

* make
* g++
* linux-headers (you need this to compile things)
* openssl (should be installed, but may not be)
* zlib (should be installed, but may not be)
* ncurses (should be installed, but may not be)
* readline (ftp://ftp.cwru.edu/pub/bash/readline-5.0.tar.gz)