--- /dev/null
+#ifndef STDDEF_H_
+#define STDDEF_H_
+
+#include <inttypes.h>
+
+typedef int32_t ssize_t;
+typedef uint32_t size_t;
+typedef int wchar_t;
+
+typedef int32_t ptrdiff_t;
+typedef uint32_t intptr_t;
+
+#define NULL 0
+
+#endif /* STDDEF_H_ */