dockerfile.run

xbuffy

monitor mailboxes and/or newsgroups

Debian

RUN apt-get update && \
    apt-get install -y xbuffy

Ubuntu

RUN apt-get update && \
    apt-get install -y xbuffy

Kali Linux

RUN apt-get update && \
    apt-get install -y xbuffy

Raspbian

RUN apt-get update && \
    apt-get install -y xbuffy

click the source code to copy install xbuffy on any operating system with command-not-found.com