--- old/src/java.desktop/macosx/native/libawt_lwawt/awt/CGraphicsDevice.m	2019-06-14 14:37:44.000000000 +0530
+++ new/src/java.desktop/macosx/native/libawt_lwawt/awt/CGraphicsDevice.m	2019-06-14 14:37:43.000000000 +0530
@@ -26,6 +26,8 @@
 #import "LWCToolkit.h"
 #import "ThreadUtilities.h"
 #include "GeomUtilities.h"
+#import <Metal/Metal.h>
+#import <MetalKit/MetalKit.h>
 
 #import <JavaNativeFoundation/JavaNativeFoundation.h>