smtp inet n - n - - smtpd -o test1_process_name=smtpd -o test1_service_name=smtp smtp unix n - n - - smtp -o test2_process_name=smtp -o test2_service_name=smtp ./postconf: warning: ./master.cf: unused parameter: test1_process_name=$process_name ./postconf: warning: ./master.cf: unused parameter: test1_service_name=$service_name ./postconf: warning: ./master.cf: unused parameter: test2_process_name=$process_name ./postconf: warning: ./master.cf: unused parameter: test2_service_name=$service_name