cbor_get_uint32
res = cbor_build_uint32(cbor_get_uint32(item));
return cbor_get_uint32(item);
_CBOR_NODISCARD CBOR_EXPORT uint32_t cbor_get_uint32(const cbor_item_t *item);
return cbor_encode_uint32(cbor_get_uint32(item), buffer, buffer_size);
return cbor_encode_negint32(cbor_get_uint32(item), buffer, buffer_size);