DOOM engine for modern Linux systems?

[irb]

* Quoth Kurt Granroth (kurt+plug-discuss at granroth.com), on Sun, 2008.06.08, at 20:56 -0700:
> Does anybody currently play classic DOOM (DOOM, DOOM II, and Final DOOM) 
> on Linux?  If so, what do you use?

On those occasional times when NetHack just doesn't cut it, I have been
known to play a bit of Doom/Doom ][ using the excellent prboom engine.
Coming soon to a search engine near you. *grin*

/i.