From 6217a1231b8fe2d31a97e0e66b4baa30ff558505 Mon Sep 17 00:00:00 2001
From: Andy Somogyi <andy.somogyi@gmail.com>
Date: Mon, 30 Oct 2017 20:34:34 -0400
Subject: [PATCH] clean up, remove unused includes

---
 examples/cocoa/AppDelegate.h |  1 +
 examples/cocoa/AppDelegate.m | 12 +++++-------
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/examples/cocoa/AppDelegate.h b/examples/cocoa/AppDelegate.h
index 387c77343..f3852bda0 100644
--- a/examples/cocoa/AppDelegate.h
+++ b/examples/cocoa/AppDelegate.h
@@ -1,4 +1,5 @@
 #import <AppKit/NSApplication.h> // NSApplicationDelegate
+#import <AppKit/NSWindow.h>
 
 @interface AppDelegate : NSObject <NSApplicationDelegate>
 
diff --git a/examples/cocoa/AppDelegate.m b/examples/cocoa/AppDelegate.m
index 3109594d1..59cc79ed2 100644
--- a/examples/cocoa/AppDelegate.m
+++ b/examples/cocoa/AppDelegate.m
@@ -31,11 +31,7 @@
 #include <stdio.h>
 #include <glad/glad.h>
 #include <GLFW/glfw3.h>
-
-#define GLFW_EXPOSE_NATIVE_COCOA
-#include <GLFW/glfw3native.h>
-
-#include "linmath.h"
+#include <linmath.h>
 
 static void createCocoaGlfwWindow(int width, int height, int xpos, int ypos);
 static void cocoaGlfwStep();
@@ -237,6 +233,8 @@ static void cocoaGlfwCloseWindow() {
 }
 
 static void cocoaGlfwStep() {
-    angle += 0.1;
-    window_refresh_callback(win);
+    if(win) {
+        angle += 0.1;
+        window_refresh_callback(win);
+    }
 }