/* dump the PDU specific data */
if (length-(pptr-optr) > 0) {
printf("\n\t undecoded non-header data, length %u",length-clnp_header->length_indicator);
/* dump the PDU specific data */
if (length-(pptr-optr) > 0) {
printf("\n\t undecoded non-header data, length %u",length-clnp_header->length_indicator);