Add CPPFLAGS and LDFLAGS to cibuildwheel through CIBW_ENVIRONMENT · matthewfeickert/fastjet@40061b6

Canceling since a higher priority waiting request for 'CI-refs/heads/debug/add-macos-14-with-all-other-changes' exists

mpfr 4.2.1 is already installed and up-to-date. To reinstall 4.2.1, run: brew reinstall mpfr

libtool 2.4.7 is already installed and up-to-date. To reinstall 2.4.7, run: brew reinstall libtool