Function writev

src/io/read_write.rs:192–194

(fd: Fd, bufs: &[IoSlice<'_>])

#[cfg(not(any(windows, target_os = "espidf", target_os = "horizon")))]
#[inline]
pub fn writev<Fd: AsFd>(fd: Fd, bufs: &[IoSlice<'_>]) -> io::Result<usize> {
    backend::io::syscalls::writev(fd.as_fd(), bufs)
}

/// `preadv(fd, bufs, offset)`—Reads from a file at a given position into
/// multiple buffers.