+typedef _PDCLIB_ptrdiff_t ptrdiff_t;
+
+#ifndef _PDCLIB_SIZE_T_DEFINED
+#define _PDCLIB_SIZE_T_DEFINED _PDCLIB_SIZE_T_DEFINED
+typedef _PDCLIB_size_t size_t;
+#endif
+
+typedef _PDCLIB_wchar_t wchar_t;
+
+#ifndef _PDCLIB_NULL_DEFINED
+#define _PDCLIB_NULL_DEFINED _PDCLIB_NULL_DEFINED
+#define NULL _PDCLIB_NULL
+#endif
+
+#define offsetof( type, member ) _PDCLIB_offsetof( type, member )
+
+#endif