This was a useful guide I wrote back on my old website. I was trying to install irssi, and I couldn't remember how I installed it last time. Luckily it was available on archive.org's WayBackMachine. I have updated this guide to glib-2.19.8 and irssi-0.8.15.
To install irssi, you can eigher follow the next 7 steps and install from source.
Every command on this page should be entered into a SSH Prompt on DreamHost