NULL_CLASS_HANDLE
if (lp->handle != NULL_CLASS_HANDLE) {
clhandles[i] = NULL_CLASS_HANDLE;
parent_handle = parent != NULL ? parent->handle : NULL_CLASS_HANDLE;
borrow_handle = borrow != NULL ? borrow->handle : NULL_CLASS_HANDLE;
if (bandwidth == 0 && borrow_class == NULL_CLASS_HANDLE)
if (parent_class == NULL_CLASS_HANDLE) {