anchor.diff:  
   # The post kernel build process
   
  -ENV ROOTFS          /rootfs
  -ENV TCL_REPO_BASE   http://tinycorelinux.net/7.x/x86_64
  -# Note that the ncurses is here explicitly so that top continues to work
  -ENV TCZ_DEPS        iptables \
  -                    iproute2 \
  -                    openssh openssl \
  -                    tar \
  -                    gcc_libs \
  -                    ncurses \
  -                    acpid \
  -                    xz liblzma \
  -                    git expat2 libiconv libidn libgpg-error libgcrypt libssh2 \
  -                    nfs-utils tcp_wrappers portmap rpcbind libtirpc \
  -                    rsync attr acl \
  -                    curl ntpclient \
  -                    procps glib2 libtirpc libffi fuse pcre \
  -                    udev-lib udev-extra \
  -                    liblvm2 \
  -                    parted
  +ENV ROOTFS /rootfs
   
   # Make the ROOTFS
   RUN mkdir -p $ROOTFS
  
positive.code: 
  RUN mkdir -p /prl_tools && \
      curl -fL http://download.parallels.com/desktop/v${PRL_MAJOR}/${PRL_VERSION}/ParallelsTools-${PRL_VERSION}-${PRL_BUILD}-boot2docker.tar.gz \
          | tar -xzC /prl_tools --strip-components 1 &&\
      cd /prl_tools &&\
      cp -Rv tools/* $ROOTFS &&\
      \
      KERNEL_DIR=/linux-kernel/ KVER=$KERNEL_VERSION SRC=/linux-kernel/ PRL_FREEZE_SKIP=1 \
      make -C kmods/ -f Makefile.kmods installme &&\
      \
      find kmods/ -name \*.ko -exec cp {} $ROOTFS/lib/modules/$KERNEL_VERSION-boot2docker/ \;
  
  # Build XenServer Tools
  ENV XEN_REPO https://github.com/xenserver/xe-guest-utilities
  
negative.code:     && make \
      && tar xvf build/dist/*.tgz -C $ROOTFS/
  
  # TODO find a binary we can attempt running that will verify at least on the surface level that the xentools are working
  
  # Make sure that all the modules we might have added are recognized (especially VBox guest additions)
  RUN depmod -a -b $ROOTFS $KERNEL_VERSION-boot2docker
  
  