Initial aurora setup, doesn't build yet

libc/stddef.h

@@ -0,0 +1,28 @@
+#ifndef _STDDEF_H_
+#define _STDDEF_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define offsetof(type, member) ((size_t) & (((type*)0)->member))
+
+/* These break 1.2.5 */
+//typedef __typeof__(sizeof(0)) size_t;
+//typedef __typeof__((char*)0 - (char*)0) ptrdiff_t;
+#ifdef __INTELLISENSE__
+typedef unsigned int size_t;
+typedef int ptrdiff_t;
+#else
+typedef unsigned long size_t;
+typedef long ptrdiff_t;
+#endif
+#ifndef NULL
+#define NULL 0L
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif