new subdirs: include, lib, tests

include/stddef.h

@@ -0,0 +1,26 @@
+#ifndef _STDDEF_H
+#define _STDDEF_H
+
+#define NULL ((void *)0)
+typedef __SIZE_TYPE__ size_t;
+typedef __WCHAR_TYPE__ wchar_t;
+typedef __PTRDIFF_TYPE__ ptrdiff_t;
+#define offsetof(type, field) ((size_t) &((type *)0)->field)
+
+/* need to do that because of glibc 2.1 bug (should have a way to test
+   presence of 'long long' without __GNUC__, or TCC should define
+   __GNUC__ ? */
+#if !defined(__int8_t_defined) && !defined(__dietlibc__)
+#define __int8_t_defined
+typedef char int8_t;
+typedef short int int16_t;
+typedef int int32_t;
+typedef long long int int64_t;
+#endif
+
+#ifdef __i386__
+void *_alloca(size_t);
+#define alloca _alloca
+#endif
+
+#endif