GetVariable
Variable* GetVariable() const { return fVariable; };
efi_status (*GetVariable) (char16_t* var_name, efi_guid* vendor_guid,
_AddNode(child->GetVariable(), NULL, child);
_AddNode(modelNode->GetVariable(), modelNode, child,
Variable* variable = node->GetVariable();
ObjectID* objectID = node->GetVariable()->ID();
variableCpuState = variableChild->GetVariable()->GetCpuState();