Function nc::lseek

pub unsafe fn lseek(fd: i32, offset: off_t, whence: i32) -> Result<(), Errno>

Reposition file offset.

Example

let path = "/etc/passwd";
let ret = unsafe { nc::openat(nc::AT_FDCWD, path, nc::O_RDONLY, 0) };
assert!(ret.is_ok());
let fd = ret.unwrap();
let ret = unsafe { nc::lseek(fd, 42, nc::SEEK_SET) };
assert!(ret.is_ok());
let ret = unsafe { nc::close(fd) };
assert!(ret.is_ok());