anchor.diff:          libstdc++ \
       && cd / \
       && rm -rf /tmp/postgis-${POSTGIS_VERSION} \
  -    && apk del .fetch-deps .build-deps .build-deps-edge
  +    && apk del .fetch-deps .build-deps
  
positive.code:         llvm \
          clang \
          clang-dev \
      && apk add --no-cache --virtual .build-deps-edge \
          --repository http://dl-cdn.alpinelinux.org/alpine/edge/community \
          --repository http://dl-cdn.alpinelinux.org/alpine/edge/main \
          g++ \
          gdal-dev \
          geos-dev \
  
negative.code:     && make -s install \
      && apk add --no-cache --virtual .postgis-rundeps \
          json-c \
          geos \
          gdal \
          proj \
  