;;; SRFI-9 Records. ;;; (use-modules (srfi srfi-9)) (define-record-type (%make-stuff chbouib) stuff? (chbouib stuff:chbouib stuff:set-chbouib!)) (and (stuff? (%make-stuff 12)) (= 7 (stuff:chbouib (%make-stuff 7))) (not (stuff? 12)))