#[no_mangle]
pub unsafe extern "C" fn u_recvmsg_ocall(
error: *mut c_int,
sockfd: c_int,
msg_name: *mut c_void,
msg_namelen: socklen_t,
msg_namelen_out: *mut socklen_t,
msg_iov: *mut iovec,
msg_iovlen: usize,
msg_control: *mut c_void,
msg_controllen: usize,
msg_controllen_out: *mut usize,
msg_flags: *mut c_int,
flags: c_int
) -> ssize_t