fix re-defines
#ifdef _WIN32
+#if !defined(NOMINMAX)
#define NOMINMAX
+#endif
+
+#if !defined(WIN32_LEAN_AND_MEAN)
#define WIN32_LEAN_AND_MEAN
+#endif
+
#include <Windows.h>
#if !defined(VK_USE_PLATFORM_WIN32_KHR)
#define VK_USE_PLATFORM_WIN32_KHR
