1# not boolean expression
2
3# empty configs are not accepted by Kea
4default-lease-time 1800;
5
6# use not in a reductible match if
7class "reductible" {
8 match if not (option host-name = "www.example.com");
9}
10
11# if test is a boolean too
12if not check "foo" { add "bar"; }
13