Make sure SDL_CreateThread has the same signature regardless of how the DLL was created.
diff --git a/include/SDL_thread.h b/include/SDL_thread.h
index b9e9575..7a779d5 100644
--- a/include/SDL_thread.h
+++ b/include/SDL_thread.h
@@ -69,7 +69,7 @@ typedef enum {
*/
typedef int (SDLCALL * SDL_ThreadFunction) (void *data);
-#if defined(__WIN32__) && !defined(HAVE_LIBC)
+#if defined(__WIN32__)
/**
* \file SDL_thread.h
*