postconf

Postfix configuration utility. This command displays the values of the main.cf configuration parameters by default and warns about possible mistyped parameter names. It can also change the main.cf configuration parameter values. More information: <https://manned.org/postconf>.

Debian Debian
RUN apt-get update && \ apt-get install -y postfix
Ubuntu
RUN apt-get update && \ apt-get install -y postfix
Alpine
RUN apk add postfix
Arch Arch Linux
RUN pacman -S --noconfirm postfix
image/svg+xml Kali Linux
RUN apt-get update && \ apt-get install -y postfix
Fedora
RUN dnf install -y postfix-2
Raspbian
RUN apt-get update && \ apt-get install -y postfix
click the source code to copy install postconf on any operating system with command-not-found.com