fix #197
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@ -536,10 +536,9 @@
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;; 6.13. Input and output
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(define (call-with-port port proc)
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(dynamic-wind
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(lambda () #f)
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(lambda () (proc port))
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(lambda () (close-port port))))
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(let ((value (proc port)))
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(close-port port)
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value))
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(export current-input-port
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current-output-port
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