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AVL_FindFirstNode -- return the lowest/smallest node (V45)
result = AVL_FindFirstNode( root )
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struct AVLNode *LIB_AVL_FindFirstNode(const struct AVLNode *root)
This functions will return the pointer to the first node in
the given AVL tree. Using this function, you can start to
walk the tree in a "linear" fashion.
root - The pointer to the root of the AVL tree
A pointer to the smallest/lowest node in the tree or NULL
for an empty tree.
AVL_FindNextNodeByAddress(), AVL_RemNodeByAddress()
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