anchor.diff:  	&& echo "$OTP_DOWNLOAD_SHA256  otp-src.tar.gz" | sha256sum -c - \
   	&& apk add --no-cache --virtual .build-deps \
   		gcc \
  +		g++ \
   		libc-dev \
  +		linux-headers \
   		make \
   		autoconf \
   		ncurses-dev \
   		openssl-dev \
  +		unixodbc-dev \
  +		lksctp-tools-dev \
   		tar \
   	&& export ERL_TOP="/usr/src/otp_src_${OTP_VERSION%%@*}" \
   	&& mkdir -vp $ERL_TOP \
  
positive.code: 			| xargs -r apk info --installed \
  			| sort -u \
  	) \
  	&& apk add --virtual .erlang-rundeps $runDeps \
  	&& apk del .fetch-deps .build-deps
  
  CMD ["erl"]
  
negative.code: 	  && make -j$(getconf _NPROCESSORS_ONLN) \
  	  && make install ) \
  	&& rm -rf $ERL_TOP \
  	&& find /usr/local -regex '/usr/local/lib/erlang/\(lib/\|erts-\).*/\(man\|doc\|obj\|c_src\|emacs\|info\|examples\)' | xargs rm -rf \
  	&& find /usr/local -name src | xargs -r find | grep -v '\.hrl$' | xargs rm -v || true \
  	&& find /usr/local -name src | xargs -r find | xargs rmdir -vp || true \
  	&& rm -rf \
  		/usr/local/lib/erlang/erts*/lib/lib*.a \
  		/usr/local/lib/erlang/usr/lib/lib*.a \
  