1config_directory = . 2db = memcache 3foo_domain = bar 4header_checks = ldap:hh 5hh_domain = whatever 6yy = aap 7zz_domain = whatever 8./postconf: warning: ./main.cf: unused parameter: zz=$yy 9./postconf: warning: ./main.cf: unused parameter: aa_domain=whatever 10./postconf: warning: ./main.cf: unused parameter: xx=proxy:ldap:foo 11