[issue45316] [C API] Functions not exported with PyAPI_FUNC()

[STINNER Victor]

Change by STINNER Victor <vstinner at python.org>:


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pull_requests: +29702
pull_request: https://github.com/python/cpython/pull/31579

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue45316>
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