dockerfile.run

xtalk

BSD talk compatible X Window System client

Debian

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

Ubuntu

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

Kali Linux

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

Raspbian

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

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