PTHREAD_COND_INITIALIZER support

[Robert Collins]

----- Original Message -----
From: "egor duda" <deo@logos-m.ru>
..
> ed> yes. i'm going to add a bunch of pthread tests after this checkin.
>
> done too.
>
> Robert, can you please take a look at winsup.api/pthread/condvar3_1.c
> test? it looks like when condition variable is signalled, two threads
> wake on it instead of one. it's quite stable effect, so i don't think
> we have a race here.

Ok, it's probably the wakeup code. Do you have a sinlge or dual machine?

Rob