Some cleanups.

2 files changed, 5 insertions, 2 deletions

diff --git a/filter/filter.h b/filter/filter.h
index 2277f519..62bad84c 100644
--- a/filter/filter.h
+++ b/filter/filter.h
@@ -81,10 +81,13 @@ struct rte;
 
 int f_run(struct filter *filter, struct rte **rte, struct ea_list **tmp_attrs, struct linpool *tmp_pool, int flags);
 int f_eval_int(struct f_inst *expr);
+u32 f_eval_asn(struct f_inst *expr);
+
 char *filter_name(struct filter *filter);
 int filter_same(struct filter *new, struct filter *old);
 
 int i_same(struct f_inst *f1, struct f_inst *f2);
+void f_prefix_get_bounds(struct f_prefix *px, int *l, int *h);
 
 int val_compare(struct f_val v1, struct f_val v2);
 void val_print(struct f_val v);
diff --git a/filter/trie.c b/filter/trie.c
index ffb9b99f..fb405ded 100644
--- a/filter/trie.c
+++ b/filter/trie.c
@@ -70,6 +70,7 @@
  */
 
 #include "nest/bird.h"
+#include "lib/string.h"
 #include "conf/conf.h"
 #include "filter/filter.h"
 
@@ -177,7 +178,6 @@ trie_add_prefix(struct f_trie *t, struct f_prefix *px)
 {
   int l, h;
   int plen = px->len & LEN_MASK;
-  ip_addr pmask = ipa_mkmask(plen);
 
   /* 'l' and 'h' are lower and upper bounds on accepted
      prefix lengths, both inclusive. 0 <= l, h <= 32 */
@@ -272,7 +272,7 @@ static int
 trie_node_print(struct f_trie_node *t, char *buf, int blen)
 {
   if (t == NULL)
-    return;
+    return 0;
 
   int old_blen = blen;
   int wb = 0; // bsnprintf(buf, blen, "%I/%d accept %I\n", t->addr, t->plen, t->accept);