Function usrsctp_sys::usrsctp_sendv

pub unsafe extern "C" fn usrsctp_sendv(
    so: *mut socket, 
    data: *const c_void, 
    len: size_t, 
    to: *mut sockaddr, 
    addrcnt: c_int, 
    info: *mut c_void, 
    infolen: socklen_t, 
    infotype: c_uint, 
    flags: c_int
) -> ssize_t