(define-public sbcl-qbase64   (let ((commit "6374899aec189600e6b7b77c89009d0835154b93")     (revision "1"))     (package       (name "sbcl-qbase64")       (version (git-version "0.0.0" revision commit))       (source        (origin          (method git-fetch)          (uri (git-reference                (url "https://github.com/chaitanyagupta/qbase64")                (commit commit)))          (file-name (git-file-name name version))          (sha256           (base32 "1dir0s70ca3hagxv9x15zq4p4ajgl7jrcgqsza2n2y7iqbxh0dwi"))))       (build-system asdf-build-system/sbcl)       (inputs        `(("sbcl-trivial-gray-streams" ,sbcl-trivial-gray-streams)      ("metabang-bind" ,sbcl-metabang-bind)))       (native-inputs        `(("fiveam" ,sbcl-fiveam)))       (home-page "https://github.com/chaitanyagupta/qbase64")       (synopsis "qbase64 provides a fast and flexible base64 encoder and decoder for Common Lisp.")       (description "qbase64 provides a fast and flexible base64 encoder and decoder for Common Lisp.")       (license license:bsd-3))))