1#pragma once
2
3#ifdef __cplusplus
4extern "C" {
5#endif
6
7#include <features.h>
8
9#define __NEED_size_t
10#define __NEED_ssize_t
11#define __NEED_struct_iovec
12
13#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
14#define __NEED_off_t
15#endif
16
17#include <bits/alltypes.h>
18
19#define UIO_MAXIOV 1024
20
21ssize_t readv(int, const struct iovec*, int);
22ssize_t writev(int, const struct iovec*, int);
23
24#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
25ssize_t preadv(int, const struct iovec*, int, off_t);
26ssize_t pwritev(int, const struct iovec*, int, off_t);
27#endif
28
29#ifdef __cplusplus
30}
31#endif
32