fixupsdomains = {}
function addToSet(set, key)
    set[key] = true
end

function removeFromSet(set, key)
        set[key] = nil
end

function setContains(set, key)
        return set[key] ~= nil
end


addToSet(fixupsdomains,  "suomi24-mx.cloudapp.net.");

-- records contains the entire packet, ready for your modifying pleasure
function postresolve ( remoteip, domain, qtype, records, origrcode )
--      print ("postresolve called for: ", remoteip, getlocaladdress(), domain, qtype, origrcode, pdns.loglevels.Info)

        if(qtype== pdns.AAAA and origrcode==pdns.SERVFAIL and setContains(fixupsdomains, domain))
        then
                setvariable()
                origrcode=0;
        end
        return origrcode, records
end