anchor.diff:  , glusterfs
   , gnutls
   , iniparser
  -, kerberos
  +, krb5_full
   , ldb
   , libaio
   , libarchive
  
positive.code:   src = fetchurl {
      urls = map (n: "${n}.gz") tarballUrls;
      hashOutput = false;
      sha256 = "b876ef2e63f66265490e80a122e66ef2d7616112b839df68f56ac2e1ce17a7bd";
    };
  
    nativeBuildInputs = [
  
negative.code:     cups
      gnutls
      iniparser
      #krb5_full
      ldb
      libarchive
      libbsd
  