getsem cleanup

[Robert Collins]

===
----- Original Message -----
From: "Christopher Faylor" <cgf@redhat.com>

> If I'm reading the patch correctly, it changes the behavior of cygwin
so
> that cygwin will output an error in the case of a failing
OpenSemaphore.
> That's not right.  The current behavior is correct.  The only time you
> should see an error is when the process is creating a semaphore for
> itself.  It should always be able to do that.
>
> I'll clean up the code in getsem a little to make this more obvious.

Ok. I thought there was a bug because the error line has
p ? "open" : "create" :}

Te error line only goes to strace in any event...

ROb