dockerfile.run

lsmbox

List number of total/unread messages for mailboxes

Debian

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

Ubuntu

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

Kali Linux

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

Raspbian

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

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