=> Bootstrap dependency digest>=20211023: found digest-20211023
===> Skipping vulnerability checks.
WARNING: No /usr/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /usr/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Building for py37-unpaddedbase64-2.1.0
Traceback (most recent call last):
  File "/usr/pkg/lib/python3.7/site-packages/importlib_metadata/_compat.py", line 9, in <module>
    from typing import Protocol
ImportError: cannot import name 'Protocol' from 'typing' (/usr/pkg/lib/python3.7/typing.py)

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/usr/pkg/lib/python3.7/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/usr/pkg/lib/python3.7/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/usr/pkg/lib/python3.7/site-packages/build/__main__.py", line 21, in <module>
    from build.env import IsolatedEnvBuilder
  File "/usr/pkg/lib/python3.7/site-packages/build/env.py", line 25, in <module>
    import importlib_metadata as metadata
  File "/usr/pkg/lib/python3.7/site-packages/importlib_metadata/__init__.py", line 17, in <module>
    from . import _adapters, _meta
  File "/usr/pkg/lib/python3.7/site-packages/importlib_metadata/_meta.py", line 1, in <module>
    from ._compat import Protocol
  File "/usr/pkg/lib/python3.7/site-packages/importlib_metadata/_compat.py", line 11, in <module>
    from typing_extensions import Protocol  # type: ignore
ModuleNotFoundError: No module named 'typing_extensions'
*** Error code 1

Stop.
make[1]: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/devel/py-unpaddedbase64
*** Error code 1

Stop.
make: stopped in /amd/pkgsrc/CHROOT/P/pkgsrc/devel/py-unpaddedbase64