FindDirEntry
error = FindDirEntry(dirID, objectID, name, strlen(name), foundItem,
status_t FindDirEntry(uint32 dirID, uint32 objectID, const char *name,
status_t FindDirEntry(uint32 dirID, uint32 objectID, const char *name,
error = fTree->FindDirEntry(dirID, objectID, "..", &dirItem, &index);
error = fTree->FindDirEntry(dir->GetDirID(), dir->GetObjectID(),
error = FindDirEntry(foundNode, component, foundNode);
status_t FindDirEntry(VNode *dir, const char *entryName,
error = volume->FindDirEntry(dir, entryName, &foundNode, true);