Some more stdlib (array and vector, untested so far).

stdlib/include/cstddef

@@ -0,0 +1,15 @@
+
+#pragma once
+
+#if !defined(BAD_APPLE_OS_CSTDDEF_INCLUDED)
+#define BAD_APPLE_OS_CSTDDEF_INCLUDED
+
+#include <stddef.h>
+
+namespace std
+{
+using ::ptrdiff_t;
+using ::size_t;
+}
+
+#endif // !defined(BAD_APPLE_OS_CSTDDEF_INCLUDED)