ref: 2e8217b7eced5b5af1048a3ba7144c0adb5b46c2 dir: /include/bits/arm64/arch/stddef.h/
#ifndef SIZET_ typedef unsigned long size_t; #define SIZET_ #endif #ifndef _PTRDIFF_T typedef long ptrdiff_t; #define _PTRDIFF_T #endif