regtype = add_trailing_dot(sdref->service_regtype, regtype_fixed, sizeof(regtype_fixed));
domain = add_trailing_dot(sdref->service_domain, domain_fixed, sizeof(domain_fixed));
regtype = add_trailing_dot(sdref->service_regtype, regtype_fixed, sizeof(regtype_fixed));
domain = add_trailing_dot(sdref->service_domain, domain_fixed, sizeof(domain_fixed));