vs:bytes -- vonuvoli Category bytevector?;bytevector-length;bytevector-u8-ref;bytevector-u8-set!;make-bytevector;bytevector;bytevector-append;bytevector-copy!;bytevector-copy;string->utf8;utf8->string;open-input-bytevector;get-output-bytevector;open-output-bytevector;u8-ready?;peek-u8;read-u8;read-bytevector!;read-bytevector;write-u8;write-bytevector;newline;