make sure to not enable SDL_PASSED_BEGINTHREAD_ENDTHREAD for WinRT
diff --git a/include/SDL_thread.h b/include/SDL_thread.h
index 849f70b..b829bba 100644
--- a/include/SDL_thread.h
+++ b/include/SDL_thread.h
@@ -35,7 +35,7 @@
#include "SDL_atomic.h"
#include "SDL_mutex.h"
-#if defined(__WIN32__) || defined(__GDK__)
+#if (defined(__WIN32__) || defined(__GDK__)) && !defined(__WINRT__)
#include <process.h> /* _beginthreadex() and _endthreadex() */
#endif
#if defined(__OS2__) /* for _beginthread() and _endthread() */
@@ -88,7 +88,7 @@ typedef enum {
typedef int (SDLCALL * SDL_ThreadFunction) (void *data);
-#if defined(__WIN32__) || defined(__GDK__)
+#if (defined(__WIN32__) || defined(__GDK__)) && !defined(__WINRT__)
/**
* \file SDL_thread.h
*