changelog: https://cmake.org/cmake/help/v4.3/release/4.3.html diff: https://github.com/Kitware/CMake/compare/v4.1.2...v4.3.4
sysctl(8)
Used for determining core count and Apple Silicon stuff. Also drop unnecessary `@ps@` replacements in `#elif` branches that aren’t taken, and correct a comment about `ps(1)` being in the Linux `stdenv`, since… it does not appear to be.