r->search_info->list[0]->which = Z_OtherInfo_externallyDefinedInfo;
ext = odr_malloc (r->stream, sizeof(*ext));
r->search_info->list[0]->information.externallyDefinedInfo = ext;
r->search_info->list[0]->which = Z_OtherInfo_externallyDefinedInfo;
ext = odr_malloc (r->stream, sizeof(*ext));
r->search_info->list[0]->information.externallyDefinedInfo = ext;