Function preadv

src/io/read_write.rs:227–229

(fd: Fd, bufs: &mut [IoSliceMut<'_>], offset: u64)

)))]
#[inline]
pub fn preadv<Fd: AsFd>(fd: Fd, bufs: &mut [IoSliceMut<'_>], offset: u64) -> io::Result<usize> {
    backend::io::syscalls::preadv(fd.as_fd(), bufs, offset)
}

/// `pwritev(fd, bufs, offset)`—Writes to a file at a given position from
/// multiple buffers.