(apply throw args))))))

(define-syntax with-textual-output-conditions
  (syntax-rules ()
    ((_ port body0 body ...)
     (with-i/o-port-error port make-i/o-write-error
       (lambda () (with-i/o-encoding-error body0 body ...))))))

(define-syntax with-textual-input-conditions
  (syntax-rules ()
    ((_ port body0 body ...)
     (with-i/o-port-error port make-i/o-read-error
       (lambda () (with-i/o-decoding-error body0 body ...))))))