Lines Matching refs:NULL
118 #define RN_MATCHF(rn, f, arg) (f == NULL || (*f)((rn), arg))
214 return (rn_lookup_args(v_arg, m_arg, head, NULL, NULL));
222 caddr_t netmask = NULL;
227 return (NULL);
268 return (rn_match_args(v_arg, head, NULL, NULL));
319 if (t == NULL || RN_MATCHF(t, f, w)) {
329 return (NULL);
388 return (NULL);
410 tt->rn_mklist = t->rn_mklist = NULL;
524 x = NULL;
529 return (NULL);
581 return (NULL);
600 struct radix_node *t, *x = NULL, *tt;
616 return (NULL);
628 return (NULL);
694 *mp = m = rn_new_radix_mask(x, NULL);
705 t->rn_mklist = m; *mp = NULL;
768 return (NULL);
774 return (NULL);
778 return (NULL);
785 return NULL; /* dangling ref could cause disaster */
812 return (NULL); /* Dangling ref to us */
819 return (NULL);
896 x->rn_mklist = NULL;
962 last = NULL;
1099 while ((rn = base) != NULL) {
1167 if (rn_zeros == NULL)