[Chicken-users] macro and module question from newbie.

[Park SungMin]

hello, I'm chicken/scheme newbie.
I'm long time use CommonLisp. but I feel difference with scheme.
I writing first test program.
but....

(module foo (bar)
  (import chicken scheme)
  (define m 10)
  (define-syntax bar
      (ir-macro-transformer
          (lambda (expr a b)
              `(+ m ,@(cdr expr))))))

(import foo)
(bar (+ 10 20))

I got Error: unbound variable: m

I want result 40. If export with 'm' ..it works.
but I'm not want export variable 'm'.....

plz help me!