PREIN
/bin/sh
getent passwd dspam >/dev/null || useradd -r -g mail -d /var/lib/dspam -s /sbin/nologin -c 'User to own dspam directories and default processes' dspam exit 0
/bin/sh
getent passwd dspam >/dev/null || useradd -r -g mail -d /var/lib/dspam -s /sbin/nologin -c 'User to own dspam directories and default processes' dspam exit 0