egl: typedef u_int32_t for Windows

include/EGL/eglplatform.h

@@ -56,6 +56,7 @@
 #define EGLAPI __declspec(dllexport)
 #endif
 typedef long	int32_t;
+typedef unsigned long u_int32_t;
 typedef HDC		NativeDisplayType;
 typedef HWND	NativeWindowType;
 typedef HBITMAP NativePixmapType;