types.h

guide and some example with visualC++

#ifndef _SYS_TYPES
#define _SYS_TYPES

#define _need_size_t
#include "sys/stdtypes.h"
#undef _need_size_t

typedef int ssize_t;
typedef long            pid_t;
typedef unsigned long ino_t;
typedef long off_t;
typedef unsigned long  uid_t;
typedef uid_t  gid_t;
typedef unsigned long dev_t;
typedef unsigned long mode_t;
typedef unsigned short umode_t;
typedef unsigned long nlink_t;
typedef int daddr_t;

#endif