ref: 8445aa34b12fc07d8bb64247dd8a6ebada174dfe dir: /include/stddef.h/
#ifndef _STDDEF_H #define _STDDEF_H #include <arch/stddef.h> #ifndef NULL #define NULL ((void *) 0) #endif #define offsetof(st, m) ((size_t)&(((st *)0)->m)) #endif