Patch to fix recent clnt_udp change

[H.J. Lu]

> 
> hjl@lucon.org (H.J. Lu) writes:
> 
> > Ulrich left out
> > 
> > 	anyup = 0;
> > 
> > before
> > 
> > 	for (;;)
> > 
> > I prefer it there since it may not be always necessary.
> 
> No, this shouldn't be the reason.  It's the compilers responsibility
> to delay the initialization.
> 
> The reason why added the change is to allow doing the test again after
> the first failed transmission.  Maybe the status changed.
> 

Thanks. I didn't realize it :-).

-- 
H.J. Lu (hjl@gnu.org)