NAME
mtree_child - return node number of first child node
LIBRARY
Librecast library (liblibrecast, -llibrecast)
SYNOPSIS
#include <librecast/mtree.h>
size_t mtree_child(mtree_t *tree, size_t node);
Compile and link with -llibrecast.
DESCRIPTION
The mtree_nnode function returns the node number of the first child of node in tree.
Nodes are numbered from 0 = root.
RETURN VALUE
mtree_child() returns the number of the first child node, or 0 if none.
ERRORS
None.