[2/2] kernel32: Implement InitOnceExecuteOnce() for Linux platform

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
http://testbot.winehq.org/JobDetails.pl?Key=20269

Your paranoid android.


=== WVISTAADM (32 bit sync) ===
sync.c:1231: Test failed: got 0

=== W7PRO (32 bit sync) ===
sync.c:1231: Test failed: got 0

=== W7PROX64 (32 bit sync) ===
sync.c:1231: Test failed: got 0

=== TEST64_W7SP1 (32 bit sync) ===
sync.c:1231: Test failed: got 0

=== W7PROX64 (64 bit sync) ===
sync.c:1231: Test failed: got 0

=== TEST64_W7SP1 (64 bit sync) ===
sync.c:1231: Test failed: got 0