1./postconf: warning: ./main.cf: syntax error after '}' in "{ldap:xxx, memcache:yy}x" 2./postconf: warning: ./main.cf: missing '}' in "{xx" 3config_directory = . 4mydestination = foo bar pipemap:{ldap:xxx, memcache:yy}x randmap:{xx 5xxx_domain = foo 6yy_backup = bbb 7./postconf: warning: ./main.cf: unused parameter: xxx_bogus=foo 8./postconf: warning: ./main.cf: unused parameter: yy_bogus=bbb 9