print_rdata
nsd_print_rdata_type print_rdata;
if (!print_rdata(rr_buffer, descriptor, rr)) {
if(!descriptor->print_rdata(output, rr)) {
if(!svcparams[key].print_rdata(output, key, rdata+*offset+4, length))
nsd_print_svcparam_rdata_type print_rdata;
int print_rdata(buffer_type *output, const nsd_type_descriptor_type *descriptor,
result = print_rdata(output, descriptor, record);