addDriverRunpath: fix for structuredAttrs (#470731)

pkgs/by-name/ad/addDriverRunpath/package.nix

@@ -1,14 +1,14 @@
-{ lib, stdenv }:
+{
+  lib,
+  stdenv,
+  makeSetupHook,
+}:
+makeSetupHook {
+  name = "add-driver-runpath-hook";
 
-stdenv.mkDerivation {
-  name = "add-driver-runpath";
-
-  # Named "opengl-driver" for legacy reasons, but it is the path to
-  # hardware drivers installed by NixOS
-  driverLink = "/run/opengl-driver" + lib.optionalString stdenv.hostPlatform.isi686 "-32";
-
-  buildCommand = ''
-    mkdir -p $out/nix-support
-    substituteAll ${./setup-hook.sh} $out/nix-support/setup-hook
-  '';
-}
+  substitutions = {
+    # Named "opengl-driver" for legacy reasons, but it is the path to
+    # hardware drivers installed by NixOS
+    driverLink = "/run/opengl-driver" + lib.optionalString stdenv.hostPlatform.isi686 "-32";
+  };
+} ./setup-hook.sh