anchor.diff:  
   ENV PATH /usr/$ANDROID_CHAIN_ARM/bin:$PATH
   
  +# Bootstrap Golang
   ARG GOLANG_VERSION
   ENV GOLANG_VERSION ${GOLANG_VERSION:-1.5.1}
  +ENV PATH           /usr/local/go/bin:$PATH
  +ENV GOPATH         /go
   ADD script/go_bootstrap.sh /go_bootstrap.sh
   RUN /go_bootstrap.sh
   
  
positive.code: RUN cd /osxcross/tarballs && \
  	tar -cf - * | xz -9 -c - > MacOSX$SDK_VERSION.sdk.tar.xz && \
  	rm -rf MacOSX$SDK_VERSION.sdk
  # RUN cd /osxcross/tarballs && tar zcf MacOSX$OSX_SDK_VERSION.sdk.tar.xz $OSX_SDK_VERSION
  
  # RUN sed -i -e 's|-march=native||g' /osxcross/build_clang.sh /osxcross/wrapper/build.sh && \
        # UNATTENDED=yes OSX_VERSION_MIN=10.11 /osxcross/build.sh
  # RUN UNATTENDED=yes SDK_VERSION=10.11 OSX_VERSION_MIN=10.11 /osxcross/build.sh
  ENV MACOSX_DEPLOYMENT_TARGET $SDK_VERSION
  RUN UNATTENDED=yes SDK_VERSION=$SDK_VERSION OSX_VERSION_MIN=$SDK_VERSION /osxcross/build.sh
  # # OSX_VERSION_MIN=10.6
  # # $FETCH $OSX_SDK_PATH e2f01f6dc7611df4783d2adc279d15132f4e9851 && \
  # # mv `basename $OSX_SDK_PATH` /osxcross/tarballs/               && \
  
  ENV PATH /osxcross/target/bin:$PATH
  
  
negative.code: 
  RUN ln -s /usr/include/asm-generic /usr/include/asm
  
  RUN rm -rf /var/lib/apt/lists/*
  
  # Inject the remote file fetcher and checksum verifier
  ADD script/fetch.sh /fetch.sh
  ENV FETCH /fetch.sh
  
  RUN git clone https://github.com/tpoechtrager/osxcross.git
  
  