X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fcomponents%2Fextlib%2Ftrie.mli;h=3ea42e0089c3400f05e75d12a17b09cd0870377a;hb=8a5c30a914d7ff665218b31853c6fb4bcf58aa08;hp=b95157fd001bba132cdc6be6c9ed1b5bbb433317;hpb=d7aca3eacb4bd8dc56223098f92e5370c82f92ff;p=helm.git

diff --git a/matita/components/extlib/trie.mli b/matita/components/extlib/trie.mli
index b95157fd0..3ea42e008 100644
--- a/matita/components/extlib/trie.mli
+++ b/matita/components/extlib/trie.mli
@@ -35,7 +35,7 @@ module Make :
       val remove : M.key list -> 'a t -> 'a t
       val map : ('a -> 'b) -> 'a t -> 'b t
       val mapi : (M.key list -> 'a -> 'b) -> 'a t -> 'b t
-      val iter : (M.key list -> 'a -> 'b) -> 'a t -> unit
+      val iter : (M.key list -> 'a -> unit) -> 'a t -> unit
       val fold : (M.key list -> 'a -> 'b -> 'b) -> 'a t -> 'b -> 'b
       val compare : ('a -> 'a -> int) -> 'a t -> 'a t -> int
       val equal : ('a -> 'a -> bool) -> 'a t -> 'a t -> bool