xorg.xorgserver: build with mesa-gl-headers

pkgs/servers/x11/xorg/overrides.nix

@@ -7,7 +7,7 @@
   mesa, udev, bootstrap_cmds, bison, flex, clangStdenv, autoreconfHook,
   mcpp, libepoxy, openssl, pkg-config, llvm, libxslt, libxcrypt, hwdata,
   ApplicationServices, Carbon, Cocoa, Xplugin,
-  xorg, windows
+  xorg, windows, libgbm, mesa-gl-headers, dri-pkgconfig-stub
 }:
 
 let
@@ -791,7 +791,7 @@ self: super:
           # We set it to /var/log which can't be touched from inside the sandbox causing the build to hard-fail
           ./dont-create-logdir-during-build.patch
         ];
-        buildInputs = commonBuildInputs ++ [ libdrm mesa ];
+        buildInputs = commonBuildInputs ++ [ libdrm libgbm mesa-gl-headers dri-pkgconfig-stub ];
         propagatedBuildInputs = attrs.propagatedBuildInputs or [] ++ [ xorg.libpciaccess ] ++ commonPropagatedBuildInputs ++ lib.optionals stdenv.hostPlatform.isLinux [
           udev
         ];