127.0.0.1   localhost
#=> Comment example
if hello == hello
    8.8.8.8 goog
end

set var=no

if $var == yes
    1.2.3.4 do_not_appear
end

if $var == no
    if stacked == stacked
        1234.1234.1234.1234 stacked
    end
    if stacked == not_stacked
        789.456.123.0 should_not_appear
    end
    1.1.1.1   should_appear
end