> libffi 3.3 release candidate 1 is available for testing...
>
> https://github.com/libffi/libffi/releases/download/v3.3-rc1/libffi-3.3-rc1.tar.gz
> https://github.com/libffi/libffi/releases/tag/v3.3-rc1
test results from
https://buildd.debian.org/status/package.php?p=libffi&suite=experimental
without test failures: amd64, armel, armhf, arm64, mips64el, mipsel, ppc64el,
s390x, alpha, hppa, ia64, kfreebsd-amd64, powerpc. ppc64, riscv64, sparc64, x32
I didn't look at XPASSes.