anchor.diff:      cmake -DCMAKE_BUILD_TYPE=Release \
             -DITK_DIR=$SOFT/ants/build/ITKv4-build \
             ../PETPVC && \
  -    make -j $N_CPUS
  -
  -RUN echo "addpath ${SOFT}/petpvc/build/src" >> $BASHRC
  +    make -j $N_CPUS && \
  +    echo "addpath ${SOFT}/petpvc/build/src" >> $BASHRC
   
   #-------------------------------------------------------------------------------
   # Camino (http://camino.cs.ucl.ac.uk/)
   #-------------------------------------------------------------------------------
  -RUN \
  -    cd $SOFT && \
  -    git clone $CAMINO_GIT camino
  -
  -RUN \
  -    echo "export MANPATH=${SOFT}/camino/man:\$MANPATH" >> $BASHRC && \
  -    echo "addpath ${SOFT}/camino/bin"                 >> $BASHRC
  -
   #-------------------------------------------------------------------------------
   # FSL (http://fsl.fmrib.ox.ac.uk)
   #-------------------------------------------------------------------------------
   RUN \
  -    apt-get install -y fsl-core fsl-atlases fsl-5.0-eddy-nonfree && \
  +    cd $SOFT && \
  +    git clone $CAMINO_GIT camino && \
  +    echo "addpath ${SOFT}/camino/bin" >> $BASHRC && \
       echo "source /etc/fsl/5.0/fsl.sh" >> $BASHRC && \
       echo "export FSLPARALLEL=condor"  >> $BASHRC
  -
  -#-------------------------------------------------------------------------------
  -# DICOM tools
  -#-------------------------------------------------------------------------------
  -RUN apt-get install -y mricron dicomnifti
   
   #-------------------------------------------------------------------------------
   # MATLAB and toolboxes
  
positive.code: # Define working directory.
  WORKDIR /root
  
  # Python & build-tools
  RUN \
    apt-get install -y python3-dev python3-pip python3-virtualenv python3-tk && \
    apt-get install -y cmake gcc-4.9 g++-4.9 gfortran-4.9
  
  RUN \
      update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-5   40 --slave /usr/bin/g++ g++ /usr/bin/g++-5 && \
      update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.9 60 --slave /usr/bin/g++ g++ /usr/bin/g++-4.9
  
  # neurodebian
  RUN \
      wget -O- $NEURODEBIAN_URL | tee /etc/apt/sources.list.d/neurodebian.sources.list && \
      apt-key adv --recv-keys --keyserver hkp://pgp.mit.edu:80 0xA5D32F012649A5A9 && \
      apt-get update
  
  # define a variable for the path where the software is installed
  RUN \
      mkdir $SOFT && \
  
negative.code:           ../VTK && \
      make -j $N_CPUS && \
      make install
  
  #-------------------------------------------------------------------------------
  # ITK
  