anchor.diff:  RUN mkdir -p /src
   WORKDIR /src
   
  +ENV BLAS -L${MKLROOT}/lib/intel64 -lmkl_rt -fopenmp -lpthread -limf -lsvml -ldl
  +ENV CPPFLAGS -I${MKLROOT}/include
  +
  +RUN git clone https://github.com/astromatic/sextractor.git sourceextractor \
  +    && cd sourceextractor \
  +    && sh autogen.sh \
  +    && ./configure --enable-icc --enable-mkl \
  +    && make \
  +    && make install \
  +    && make clean
  +
  +RUN git clone https://github.com/astromatic/psfex.git psfex \
  +    && cd psfex \
  +    && sh autogen.sh \
  +    && ./configure --enable-icc --enable-mkl \
  +    && make \
  +    && make install \
  +    && make clean
  +
   # Astrometry.net
   RUN git clone http://github.com/dstndstn/astrometry.net.git astrometry \
       && cd astrometry \
  
positive.code:     file \
      pkg-config \
      gdb \
      less \
      wget \
      netpbm \
  
negative.code: # The Tractor
  RUN git clone http://github.com/dstndstn/tractor.git tractor \
      && cd tractor \
      && git checkout speedup \
      && make \
      && make ceres \
      && make install INSTALL_DIR=/usr/local \
      && rm -R $(find . -name "*.o" -o -name "*.so")
  
  ######## Stage 2 ########
  FROM registry.services.nersc.gov/nersc/intel_cxx_fort_mpi_mkl_runtime
  