pub unsafe extern "C" fn UA_Client_addVariableNode(
client: *mut UA_Client,
requestedNewNodeId: UA_NodeId,
parentNodeId: UA_NodeId,
referenceTypeId: UA_NodeId,
browseName: UA_QualifiedName,
typeDefinition: UA_NodeId,
attr: UA_VariableAttributes,
outNewNodeId: *mut UA_NodeId,
) -> UA_StatusCode