anchor.diff:      pecl install apcu && \
       pecl install xdebug && \
       ln -s /usr/lib/x86_64-linux-gnu/libsybdb.a /usr/lib && \
  -    docker-php-ext-install -j$(nproc) pdo_mysql && \
  -    docker-php-ext-install -j$(nproc) opcache && \
  -    docker-php-ext-install -j$(nproc) bcmath && \
  -    docker-php-ext-install -j$(nproc) intl && \
  +    docker-php-ext-install -j$(nproc) pdo_mysql opcache bcmath intl gd xsl && \
           docker-php-ext-enable apcu && \
           curl -sS https://get.symfony.com/cli/installer | bash && \
           mv ~/.symfony/bin/symfony /usr/bin/symfony && \
  
positive.code:         libct4 \
          libsybdb5 \
          libxml2 \
          curl \
          libcurl3 \
          libedit2 \
          libicu57 \
          git \
          acl \
          curl \
  
negative.code: FROM php:7.4
  
  ENV TIMEZONE Europe/Paris
  ENV TERM xterm
  