ref: a115b80c0660473027f0a4ae009b7534e8d5f8d8
dir: /lib/c/include/bits/z80-dos/arch/stddef.h/
#ifndef _SIZET typedef unsigned size_t; #define _SIZET #endif #ifndef _WCHAR_T typedef short wchar_t; #define _WCHAR_T #endif #ifndef _PTRDIFF_T typedef short ptrdiff_t; #define _PTRDIFF_T #endif