1 files changed, 3 insertions, 2 deletions
diff --git a/trees.h b/trees.h
index 93f63d9..95a1c0a 100644
--- a/trees.h
+++ b/trees.h
@@ -16,7 +16,8 @@ struct tnode
 
 /* function prototypes */
 struct tnode *bintree_insert(struct tnode *, char *);
-void treeprint_inorder(struct tnode *);
-
+void treeprint_prefix(struct tnode *);
+void treeprint_infix(struct tnode *);
+void treeprint_postfix(struct tnode *);
 #endif