mesa_drivers: reduced to alias of mesa_noglu

pkgs/top-level/all-packages.nix

@@ -10959,11 +10959,12 @@ with pkgs;
   };
 
   mesa_glu =  callPackage ../development/libraries/mesa-glu { };
-  mesa_drivers =
-    let mo = mesa_noglu.override {
-      grsecEnabled = config.grsecurity or false;
-    };
-    in mo.drivers;
+
+  # NOTE: 2018-07-12: legacy alias:
+  # gcsecurity bussiness is done: https://www.theregister.co.uk/2018/02/08/bruce_perens_grsecurity_anti_slapp/
+  # floating point textures patents are expired,
+  # so package reduced to alias
+  mesa_drivers = mesa_noglu;
 
   ## End libGL/libGLU/Mesa stuff