Got rid of extra compiler warnings

Proper feature-test macro use for dprintf

Red-black tree implementation

Red-black tree implementation

Red-black tree implementation

Red-black tree implementation

Rbset restructured

Radix tree

Radix tree

Radix tree

Radix tree

Tiny corrections

Set based on red-black trees

Set based on red-black trees

Set based on red-black trees

Set based on red-black trees

Set based on red-black trees

Set based on red-black trees

Linked hash map

Linked hash map

Moved a5hash into a separate module

Minor edits

Expanded the str API