/usr/share/doc/racket/r6rs/blueboxes.rktd is in racket-doc 6.7-3.
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((3) 0 () 0 () () (h ! (equal) ((q form ((lib "r6rs/main.rkt") #%module-begin)) q (0 . 9))))
syntax
(#%module-begin
(library library-name
(export export-spec ...)
(import import-spec ...)
library-body ...))
(#%module-begin
(import import-spec ...)
program-body ...)
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