Fixed a warning when SDL_syswm.h is included in code compiled for iOS with clang.
--- a/include/SDL_syswm.h Tue May 05 16:20:11 2015 -0300
+++ b/include/SDL_syswm.h Tue May 05 16:24:05 2015 -0300
@@ -163,6 +163,7 @@
#if defined(SDL_VIDEO_DRIVER_UIKIT)
struct
{
+ int dummy;
/* No UIKit window events yet */
} uikit;
#endif