gameinput.h emits a few Wundef warnings (WINAPI_PARTITION_* macros)

src/core/windows/SDL_gameinput.h

@@ -25,8 +25,17 @@
 
 #ifdef HAVE_GAMEINPUT_H
 
+#ifdef HAVE_GCC_DIAGNOSTIC_PRAGMA
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wundef"
+#endif
+
 #include <gameinput.h>
 
+#ifdef HAVE_GCC_DIAGNOSTIC_PRAGMA
+#pragma GCC diagnostic pop
+#endif
+
 #ifndef GAMEINPUT_API_VERSION
 #define GAMEINPUT_API_VERSION 0
 #endif