Gets arg names from a define-style arg list.
(deftrans-get-args args) → *
Function:
(defun deftrans-get-args (args) (declare (xargs :guard (true-listp args))) (let ((__function__ 'deftrans-get-args)) (declare (ignorable __function__)) (if (endp args) nil (cons (if (consp (first args)) (car (first args)) (first args)) (deftrans-get-args (rest args))))))