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-rw-r--r--filter/filter.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/filter/filter.h b/filter/filter.h
index e526a79..11e0623 100644
--- a/filter/filter.h
+++ b/filter/filter.h
@@ -91,6 +91,7 @@ void f_prefix_get_bounds(struct f_prefix *px, int *l, int *h);
void f_prefix_get_bounds(struct f_prefix *px, int *l, int *h);
int val_compare(struct f_val v1, struct f_val v2);
+int tree_compare(const void *p1, const void *p2);
void val_print(struct f_val v);
#define F_NOP 0