s-nail
feature-rich BSD mail(1)
RUN apt-get update && \
apt-get install -y s-nail
RUN apt-get update && \
apt-get install -y s-nail
RUN pacman -S --noconfirm s-nail
RUN apt-get update && \
apt-get install -y s-nail
RUN apt-get update && \
apt-get install -y s-nail