constraintlist
struct constraintlist *ctp;
static struct constraintlist *itree_add_constraint(struct arrow *arrowp,
struct constraintlist *cp;
static struct constraintlist *
struct constraintlist *prev = NULL;
struct constraintlist *curr;
struct constraintlist *newc;
newc = alloc_xmalloc(sizeof (struct constraintlist));
struct constraintlist *
itree_next_constraint(struct arrow *arrowp, struct constraintlist *last)
struct constraintlist *next;
struct constraintlist *cl, *ncl;
struct constraintlist *next;
struct constraintlist *itree_next_constraint(struct arrow *arrowp,
struct constraintlist *last);