anchor.diff:  
   RUN apt-get update && \
       apt-get install -y \
  +        autoconf \
           python3 \
           python3-pip \
           wget \
  
positive.code:         wget https://www.snort.org/downloads/archive/snort/daq-${DAQ_VERSION}.tar.gz \
          && tar xvfz daq-${DAQ_VERSION}.tar.gz \
          && cd daq-${DAQ_VERSION} \
          && ./configure; make; make install && \
          wget https://www.snort.org/downloads/archive/snort/snort-${SNORT_VERSION}.tar.gz \
          && tar xvfz snort-${SNORT_VERSION}.tar.gz \
  
negative.code:         libpcap-dev \
          libpcre3-dev \
          libdumbnet-dev \
          libtool \
          zlib1g-dev \
          iptables-dev \
          libnetfilter-queue1 \
  