develop/ktcc: Post-SVN tidy

- Move source code from `trunk` into program root directory.
- Update build files.

programs/develop/ktcc/libc.obj/include/stddef.h

@@ -0,0 +1,39 @@
+#ifndef _STDDEF_H_
+#define _STDDEF_H_
+
+typedef __SIZE_TYPE__ size_t;
+typedef __PTRDIFF_TYPE__ ssize_t;
+typedef __WCHAR_TYPE__ wchar_t;
+typedef __PTRDIFF_TYPE__ ptrdiff_t;
+typedef __PTRDIFF_TYPE__ intptr_t;
+typedef __SIZE_TYPE__ uintptr_t;
+
+#ifndef NULL
+#define NULL ((void*)0)
+#endif
+
+#ifdef _BUILD_LIBC
+
+/* FIXME: Now _FUNC is used in conio only.
+          This should be removed after revrite somme apps who use conio
+          (because these app use pointer dereferencing for conio)
+*/
+#define _FUNC(func) (func)
+ 
+#define DLLAPI //__attribute__((dllexport)) // Comming soon(tcc not support yet)
+#else
+#define _FUNC(func) (*func) // FIXME: this needed for legacy reason (see above)
+#define DLLAPI __attribute__((dllimport))
+#endif
+
+#define offsetof(type, field) ((size_t) & ((type*)0)->field)
+
+#ifndef __stdcall
+#define __stdcall __attribute__((stdcall))
+#endif
+
+#ifndef __cdecl
+#define __cdecl __attribute__((cdecl))
+#endif
+
+#endif /* _STDDEF_H_ */