ws2_32: sendmsg on OS/X and BSD returns EMSGSIZE error for size 0

[Alexandre Julliard]

Aric Stewart <aric at codeweavers.com> writes:

> Looks like WS2_ConnectEx is at fault.
>
> It is being called with a sendBuf of NULL which results in n_iovecs
> and first_iovec being set to 0 resulting in a len of 0.

Most likely it shouldn't be trying to send anything in that case.

-- 
Alexandre Julliard
julliard at winehq.org