I forced FXAA and SMAA via RadeonPro, so MLAA isn't the only option.
Topic on Talk:Grand Theft Auto: Episodes from Liberty City
effectively gta 4 and EFLC aren't different from other games.. if antialiasing isn't present in the in-game video setting it could at any time be forced from graphic card control panel or via a 3d part utility
so the CCC reference wouldn't be useful