anchor.diff:  RUN set -euxo pipefail
   
   # Requirements
  -RUN apk update && apk add --no-cache \
  +RUN echo '@community http://dl-cdn.alpinelinux.org/alpine/edge/community' >> /etc/apk/repositories \
  +    && apk --update add --no-cache \
           autoconf \
           curl-dev \
           file \
  
positive.code:     && make -j "$(getconf _NPROCESSORS_ONLN)" \
      && make install \
      && { find /usr/local/bin /usr/local/sbin -type f -perm +0111 -exec strip --strip-all '{}' + || true; } \
      && make clean
  
  
  # Clean slate
  
negative.code:         pkgconf \
          re2c \
          xz \
          zlib-dev \
          upx@community
  
  RUN mkdir -p $PHP_INI_DIR/conf.d \
      && mkdir -p /usr/src/php \
  