anchor.diff:      homepage = "https://common-lisp.net/project/ecl/";
       license = lib.licenses.mit ;
       maintainers = [lib.maintainers.raskin];
  -    platforms = lib.platforms.linux;
  +    platforms = lib.platforms.unix;
     };
   }
  
positive.code:   s = # Generated upstream information
    rec {
      baseName="ecl";
      version="20.4.24";
      name="${baseName}-${version}";
      url="https://common-lisp.net/project/ecl/static/files/release/${name}.tgz";
      sha256="01qgdmr54wkj854f69qdm9sybrvd6gd21dpx4askdaaqybnkh237";
    };
    buildInputs = [
      libtool autoconf automake texinfo makeWrapper
  
negative.code:   };
  
    patches = [
      # https://gitlab.com/embeddable-common-lisp/ecl/-/merge_requests/1
      (fetchurl {
        name = "write_error.patch";
        url = "https://git.sagemath.org/sage.git/plain/build/pkgs/ecl/patches/write_error.patch?h=9.2";
        sha256 = "1lvdvh77blnxp0zbd27dsbq1ljkb5qblabf1illszn4j7qgq88fh";
      })
    ];
  
  