[racket] How does free-identifier=? and bound-identifier=?works?

From: Marco Maggi (marco.maggi-ipsu at poste.it)
Date: Sun Apr 10 14:23:41 EDT 2011

Jos Koot wrote:
> Your code also returne (#t #t)

And it is  correct given the input form  in the example: the
pattern variables  X and  C are bound  to the  identifiers X
from the input syntax object.
Marco Maggi

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