;; in data.scm

(module data (foo bar)
  (import scheme)
  (define foo (* 21 2))
  (define bar (+ 121 2)))


;; in macros.scm

(module macros (print-syntax-var)
  (import scheme (chicken syntax))

  (define-syntax print-syntax-var
    (ir-macro-transformer
     (lambda (form inject compare)
       (print (eval (cadr form)))
       #f))))


;; in lib.scm

(module lib ()
  (import scheme
          macros
          data)

  (import-for-syntax data)

  (print-syntax-var foo)
  (print-syntax-var bar))