traverse
traverse(argc, argv, fts_options);
traverse(1, dotav, fts_options);
static void traverse(int, char **, int);
struct link *traverse; /* Next link to traverse when backtracking. */
n->traverse = NULL;
if (n->traverse)
n->traverse = n->traverse->next;
n->traverse = n->arcs;
while (n->traverse && n->traverse->node->refs == 0)
n->traverse = n->traverse->next;
if (n->traverse) {
struct node *go = n->traverse->node;
if (n->traverse)
n->traverse = n->traverse->next;
n->traverse = n->arcs;
while (n->traverse && n->traverse->node->refs == 0)
n->traverse = n->traverse->next;
if (n->traverse) {
go = n->traverse->node;
traverse(i);
traverse(j);
void traverse(int);