This allows you to run the HardQore2 mod in dhewm3!
A big thank you to Revility (and the rest of the HardQore2 team) for releasing
the source under GPL, so I could port it to dhewm3! :-)
(see https://github.com/dhewm/dhewm3/issues/198)

You can  get the game data at:
https://www.moddb.com/mods/hardqore-2/downloads/hardqore-2-demo
https://www.moddb.com/mods/hardqore-2/downloads/hardqore-2-11-patch
(yes, you need both)