Adding typedefs for EGLNative*Type in eglplatform.h

include/EGL/eglplatform.h

 #ifndef __eglplatform_h_
 #define __eglplatform_h_
 
 /*
 ** Copyright (c) 2007-2009 The Khronos Group Inc.
 **
 ** Permission is hereby granted, free of charge, to any person obtaining a
 ** copy of this software and/or associated documentation files (the
 ** "Materials"), to deal in the Materials without restriction, including
 ** without limitation the rights to use, copy, modify, merge, publish,
@@ skipping 106 matching lines @@
 /* X11 (tentative)  */
 #include <X11/Xlib.h>
 #include <X11/Xutil.h>
 
 typedef Display *EGLNativeDisplayType;
 typedef Pixmap   EGLNativePixmapType;
 typedef Window   EGLNativeWindowType;
 
 #endif /* MESA_EGL_NO_X11_HEADERS */
 
+#elif defined(__APPLE__)
+
+// TODO(gman): these are place holders.
+typedef void          *EGLNativeDisplayType;
+typedef int            EGLNativePixmapType;
+#ifdef __OBJC__
+@class NSView;
+typedef NSView *EGLNativeWindowType;
+#else
+struct NSView;
+typedef struct NSView *EGLNativeWindowType;
+#endif  // __OBJC__
+
 #else
 #error "Platform not recognized"
 #endif
 
 /* EGL 1.2 types, renamed for consistency in EGL 1.3 */
 typedef EGLNativeDisplayType NativeDisplayType;
 typedef EGLNativePixmapType  NativePixmapType;
 typedef EGLNativeWindowType  NativeWindowType;
 
 
 /* Define EGLint. This must be a signed integral type large enough to contain
  * all legal attribute names and values passed into and out of EGL, whether
  * their type is boolean, bitmask, enumerant (symbolic constant), integer,
  * handle, or other.  While in general a 32-bit integer will suffice, if
  * handles are 64 bit types, then EGLint should be defined as a signed 64-bit
  * integer type.
  */
 typedef khronos_int32_t EGLint;
 
 #endif /* __eglplatform_h */