rlink
struct node *llink, *rlink;
&(*rootp)->rlink; /* follow rlink branch */
r = (*rootp)->rlink; /* D1: */
r->llink = q->rlink;
q->rlink = (*rootp)->rlink;
&(*rootp)->rlink; /* T4: follow right branch */
&(*rootp)->rlink; /* T4: follow right branch */
q->llink = q->rlink = NULL;
if (root->llink == NULL && root->rlink == NULL)
if (root->rlink != NULL)
trecurse(root->rlink, action, level + 1);
strcmp(cp = rlink(p->fts_accpath), s->slink)) {
vispath(rlink(p->fts_accpath)));
const char *rlink(const char *);