### `urcu/rculfhash.h`
Lock-Free Resizable RCU Hash Table. RCU used to provide
-existance guarantees. Provides scalable updates, and scalable
+existence guarantees. Provides scalable updates, and scalable
RCU read-side lookups and traversals. Unique and duplicate keys
are supported. Provides "uniquify add" and "replace add"
operations, along with associated read-side traversal uniqueness