what's the anus' favorite programming language?

ANUSI Common Lisp

AnOS, the anus operating system, has an ANUSI C-based kernel and ANUSI Common Lisp-based userland. it's the only OS that natively supports spamming

/lounge/

in /prog/threads. unfortunately, it has a fatal flaw: if its network stack receives a packet containing 'go fuck your're are self, anus', the whole thing will crash as the system attempts to go fuck itself