[llvm-branch-commits] [libcxx] release/18.x: [libc++] Only include <setjmp.h> from the C library if it exists (#81887) (PR #82045)

[Mark de Wever via llvm-branch-commits]

https://github.com/mordante approved this pull request.

It looks like the Buildkite failures are due to the known Windows bot issues.

https://github.com/llvm/llvm-project/pull/82045