#ifndef _SYS_USER_H #define _SYS_USER_H #if defined(__amd64__) || defined(__amd64) || defined(__x86_64__) || defined(__x86_64) || defined(_M_AMD64) #include <arch/x64/user.h> #elif defined(__aarch64__) #include <arch/aarch64/user.h> #else #error "Unknown architecture" #endif #endif