Bug report

Python 3.11 fails to build on macOS 10.10 because static_assert is not defined by the libc headers, even when using a C11 compiler. A workaround like the one in place for FreeBSD is needed.

Your environment

• CPython versions tested on: 3.11.0
• Operating system and architecture: macOS 10.10 x86_64

• PR: gh-99069: Consolidate checks for static_assert #94766

• PR: [3.11] gh-99069: Consolidate checks for static_assert (GH-94766) #103282