The guide is copy of [awesome guide](https://web.archive.org/web/20210724103543/http://www.thijsschreijer.nl/blog/?p=863), with some small changes. Guide is not ...
LUA_PATH and LUA_CPATH (or _5_2 versions) probably do not exist, so you’ll have to create them. This step is crucial for your Lua installation to work properly, so be carefull to get this right!