X.Org Server 1.20 Breaks The Video Driver ABI Written by Michael Larabel in X.Org on 12 February 2017 at 07:36 AM EST. 25 Comments Just a quick note for anyone who routinely builds the latest X.Org Server from Git, the video driver ABI has been broken again, thus you'll need to rebuild your dependent DDX drivers assuming they have been modified for this new ABI. The recent changes that landed in x