[issue12822] NewGIL should use CLOCK_MONOTONIC if possible.

[INADA Naoki]

Change by INADA Naoki <songofacandy at gmail.com>:


----------
pull_requests: +11601, 11602
stage:  -> patch review

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue12822>
_______________________________________