#!/bin/sh groupadd -r dovecot 2>/dev/null groupadd -r dovenull 2>/dev/null useradd -r -u 90 -h /dev/null -s /sbin/nologin -g dovecot dovecot 2>/dev/null useradd -r -u 91 -h /dev/null -s /sbin/nologin -g dovenull dovenull 2>/dev/null exit 0