SOCK_RECV

;;; Receive a message from a socket.
  ;;; Note: This is similar to `recv` in POSIX, though it also supports reading
  ;;; the data into multiple buffers in the manner of `readv`.
  (@interface func (export "sock_recv")
    (param $fd $fd)
    ;;; List of scatter/gather vectors to which to store data.
    (param $ri_data $iovec_array)
    ;;; Message flags.
    (param $ri_flags $riflags)
    ;;; Number of bytes stored in ri_data and message flags.
    (result $error (expected (tuple $size $roflags) (error $errno)))
  )