anchor.diff:      libxsmm
       spglib
       scalapack
  -    mkl
  +    blas
  +    lapack
     ];
   
     propagatedBuildInputs = [ mpi ];
  
positive.code:                  -I${libxc}/include -I${libxsmm}/include \
                   -I${libint2}/include
      LIBS       = -lfftw3 -lfftw3_threads \
                   -lscalapack -lmkl_gf_lp64 -lmkl_gnu_thread -lmkl_core \
                   -lxcf03 -lxc -lxsmmf -lxsmm -lsymspg \
                   -lint2 -lstdc++ -lvori \
                   -lgomp -lpthread -lm \
  
negative.code: { lib, stdenv, fetchFromGitHub, python3, gfortran, blas, lapack
  , fftw, libint2, libvori, libxc, mpi, gsl, scalapack, openssh, makeWrapper
  , libxsmm, spglib, which
  , optAVX ? false
  