vs:unsupported
-- vonuvoli
Category cond-expand
;define-syntax
;let-syntax
;letrec-syntax
;syntax-rules
;syntax-error
;import
;include
;include-ci
;eval
;environment
;null-environment
;interaction-environment
;scheme-report-environment
;load
;features
;rationalize
;numerator
;denominator
;make-rectangular
;real-part
;imag-part
;make-polar
;angle
;magnitude
;call-with-current-continuation
;dynamic-wind
;raise-continuable
;