anchor.diff:      find -name Makefile -exec sed -i 's:/bin/rm:rm:' \{} \;
     '';
   
  -  nativeBuildInputs = [ autoconf automake libtool doxygen texlive.combined.scheme-small mpfr ];
  +  nativeBuildInputs = [ autoconf automake libtool mpfr ];
     buildInputs = [ python perl gmpxx boost gfortran ];
   
     enableParallelBuilding = true;
  
positive.code:   postInstall = ''
      cp export/fortran/libint_f.mod $out/include/
    '';
    meta = with stdenv.lib; {
      description = "Library for the evaluation of molecular integrals of many-body operators over Gaussian functions";
      homepage = https://github.com/evaleev/libint;
      license = licenses.lgpl3;
      platforms = platforms.linux;
    };
  }
  
negative.code: { stdenv, fetchFromGitHub, fetchpatch, autoconf, automake, libtool
  , python, perl, gmpxx, mpfr, boost, eigen, gfortran
  , optAVX ? false
  , cfg ? [
      "--enable-eri=1"
  