#include <errno.h>

#include "helpers.h"

#ifndef CONFIG_LINUX_FALLOCATE

int fallocate(int fd, int mode, off_t offset, off_t len)

{

	errno = ENOSYS;

	return -1;

}

#endif

#ifndef CONFIG_POSIX_FALLOCATE

int posix_fallocate(int fd, off_t offset, off_t len)

{

	return 0;

}

#endif

#ifndef CONFIG_SYNC_FILE_RANGE

int sync_file_range(int fd, uint64_t offset, uint64_t nbytes,

		    unsigned int flags)

{

	errno = ENOSYS;

	return -1;

}

#endif

#ifndef CONFIG_POSIX_FADVISE

int posix_fadvise(int fd, off_t offset, off_t len, int advice)

{

	return 0;

}

#endif