[issue22117] Rewrite pytime.h to work on nanoseconds

[Roundup Robot]

Roundup Robot added the comment:

New changeset af664f48b9b8 by Victor Stinner in branch 'default':
Issue #22117: Fix sock_call_ex() for non-blocking socket
https://hg.python.org/cpython/rev/af664f48b9b8

----------

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue22117>
_______________________________________