Last Sunday, I posted this blog extra, but two of our compatriots here on the D forum pointed out a host of errors and typos.
So, after a rewrite and a technical review by none other than Mike Wey, I believe this is now about as accurate as it can be.
You can find it here: http://gtkdcoding.com/2019/03/31/x0002-gtkd-in-a-linux-environment.html