Recognize true lists of applicabilty conditions.
(evmac-appcond-listp x) → std::bool
This is an ordinary std::deflist. It is
"strict" in that it requires
Function:
(defun evmac-appcond-listp (x) (declare (xargs :guard t)) (let ((__function__ 'evmac-appcond-listp)) (declare (ignorable __function__)) (if (consp x) (and (evmac-appcondp (car x)) (evmac-appcond-listp (cdr x))) (null x))))