5 #ifndef CONFIG_LINUX_FALLOCATE
6 int fallocate(int fd, int mode, off_t offset, off_t len)
13 #ifndef CONFIG_POSIX_FALLOCATE
14 int posix_fallocate(int fd, off_t offset, off_t len)
20 #ifndef CONFIG_SYNC_FILE_RANGE
21 int sync_file_range(int fd, off64_t offset, off64_t nbytes, unsigned int flags)
28 #ifndef CONFIG_POSIX_FADVISE
29 int posix_fadvise(int fd, off_t offset, off_t len, int advice)