anchor.diff:    '';
   
     configureFlags = [
  +    "--sysconfdir=/etc"
  +    "--localstatedir=/var"
       "--with-external-db"
       "--without-lua"
       "--enable-python"
     ];
   
  -  # Note: we don't add elfutils to buildInputs, since it provides a
  -  # bad `ld' and other stuff.
     NIX_CFLAGS_COMPILE = [
       "-I${nspr}/include/nspr"
       "-I${nss}/include/nss"
  -    "-I${elfutils}/include"
     ];
  -
  -  NIX_CFLAGS_LINK = "-L${elfutils}/lib";
   
     preFixup = /* Configure does not remove unused variables */ ''
       sed -i $out/lib/pkgconfig/rpm.pc \
  
positive.code: 
    src = fetchurl {
      url = "http://rpm.org/releases/rpm-4.12.x/${name}.tar.bz2";
      sha256 = "77ddd228fc332193c874aa0b424f41db1ff8b7edbb6a338703ef747851f50229";
    };
  
  
negative.code:     bzip2
      cpio
      db
      file
      libarchive
      libelf
      nspr
      nss
      popt
  