1#include <stdlib.h>
2#include <errno.h>
3#include <sys/socket.h>
4#include <sys/time.h>
5#include <netinet/in.h>
6#include <unistd.h>
7
8#include "compiler/compiler.h"
9#include "arch/arch.h"
10#include "os/os.h"
11
12#ifndef CONFIG_LINUX_FALLOCATE
13int fallocate(int fd, int mode, off_t offset, off_t len)
14{
15	errno = ENOSYS;
16	return -1;
17}
18#endif
19
20#ifndef CONFIG_POSIX_FALLOCATE
21int posix_fallocate(int fd, off_t offset, off_t len)
22{
23	return 0;
24}
25#endif
26
27#ifndef CONFIG_SYNC_FILE_RANGE
28int sync_file_range(int fd, off64_t offset, off64_t nbytes, unsigned int flags)
29{
30	errno = ENOSYS;
31	return -1;
32}
33#endif
34
35#ifndef CONFIG_POSIX_FADVISE
36int posix_fadvise(int fd, off_t offset, off_t len, int advice)
37{
38	return 0;
39}
40#endif
41