ref: aa345aeb4988ccf5f4deda10aa062d1c8fa5d17a dir: /project/msvc/unistd.h/
#pragma once #include <io.h> #define W_OK 2 #define access _access #define __builtin_bswap32 _byteswap_ulong #define __builtin_bswap16 _byteswap_ushort