+ # set up main.cf
+ if [ ! -f /etc/postfix/main.cf ] || \
+ ! grep -q "^content_filter[\t ]*=[\t ]*smtp-amavis:\[127.0.0.1\]:10024[\t ]*" \
+ /etc/postfix/main.cf; then
+ postconf -e content_filter="smtp-amavis:[127.0.0.1]:10024"
+ restart_mta=1
+ fi