anchor.diff:    # changes hash of vendor directory otherwise
     dontUpdateAutotoolsGnuConfigScripts = true;
   
  -  nativeBuildInputs = [ pkgconfig cmake makeWrapper ];
  +  nativeBuildInputs = [ pkgconfig cmake installShellFiles makeWrapper ];
     buildInputs = [ cacert file curl python3 openssl zlib ]
       ++ stdenv.lib.optionals stdenv.isDarwin [ CoreFoundation Security libiconv ];
   
  
positive.code: { stdenv, file, curl, pkgconfig, python3, openssl, cmake, zlib
  , makeWrapper, libiconv, cacert, rustPlatform, rustc
  , CoreFoundation, Security
  }:
  
  
negative.code:       --suffix PATH : "${rustc}/bin" \
        --set CARGO_HTTP_CAINFO "${cacert}/etc/ssl/certs/ca-bundle.crt" \
        --set SSL_CERT_FILE "${cacert}/etc/ssl/certs/ca-bundle.crt"
  
      installManPage src/tools/cargo/src/etc/man/*
    '';
  
    checkPhase = ''
  