Returns the node at position pos in the traversal of path path.
Nodes are indexed from 0 to path length.
Return: A pointer to the required node. If pos is out of path bounds, NULL is returned.
See Implementation
Returns the node at position pos in the traversal of path path.
Nodes are indexed from 0 to path length.
Return: A pointer to the required node. If pos is out of path bounds, NULL is returned.