qmailctl

sets up qmail as mail-transfer-agent

Debian Debian
RUN apt-get update && \ apt-get install -y qmail-run
Ubuntu
RUN apt-get update && \ apt-get install -y qmail-run
image/svg+xml Kali Linux
RUN apt-get update && \ apt-get install -y qmail-run
Raspbian
RUN apt-get update && \ apt-get install -y qmail-run
click the source code to copy install qmailctl on any operating system with command-not-found.com