anchor.diff:  WORKDIR /sgdk
   ENV GDK=/sgdk
   
  -# Crudely get the script from GitHub. This isn't very secure, but at least we
  -# use the commit hash. Ideally that repository should simply be merged into this
  -# one.
  -ADD https://github.com/Franticware/SGDK_wine/raw/${SGDK_WINE_VER}/generate_wine.sh \
  -    /tmp/generate_wine.sh
  -RUN chmod u+x /tmp/generate_wine.sh && \
  -    cd ${GDK}/bin && \
  -    /tmp/generate_wine.sh && \
  -    rm -f /tmp/generate_wine.sh
  -
   # Set-up mount point and make command
   VOLUME /src
   WORKDIR /src
  
positive.code: FROM i386/debian:buster-slim
  
  # Set-up argument defaults
  ARG SGDK_WINE_VER=1aca454a2c1419d97c3518907d156ddf1250469b
  ARG JDK_VER=11
  
  # Work-around required for JDK
  RUN mkdir -p /usr/share/man/man1
  
negative.code:     apt-get update && \
      apt-get install -y --no-install-recommends --no-install-suggests \
        make \
        openjdk-${JDK_VER}-jre-headless \
        wine && \
      apt-get autoremove --purge -y && \
      apt-get clean && \
  