ref: 2c7a34994ed9fcb63465f8e86de7b70b3a48f6f5 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