## ZeroMQ
RUN set -eux; \
    url="https://github.com/zeromq/libzmq/releases/download/v4.3.5/zeromq-4.3.5.tar.gz"; \
    wget "$url"; \
    tar xvf zeromq-4.3.5.tar.gz; \
    cd zeromq-4.3.5; \
    ./configure && make -j 8 && make install;