foo unix - n n - 0 other bar unix - n n - 0 other -o xxx=yyy -o aaa=bbb baz unix - n n - 0 other ./postconf: warning: ./master.cf: unused parameter: aaa=bbb ./postconf: warning: ./master.cf: unused parameter: xxx=yyy bar/unix/aaa = bbb bar/unix/xxx = yyy ./postconf: warning: ./master.cf: unused parameter: aaa=bbb ./postconf: warning: ./master.cf: unused parameter: xxx=yyy foo unix - n n - 0 other bar unix - n n - 0 other baz unix - n n - 0 other