Sounds like common lisp might be what you are looking for then (depending on what you think "interoperable at a C ABI level" exactly entails I suppose. https://

Sounds like common lisp might be what you are looking for then (depending on what you think "interoperable at a C ABI level" exactly entails I suppose. https://common-lisp.net/project/ecl/main.html https://common-lisp.net/project/ecl/main.html)