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-rw-r--r--lib/util.mli7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/util.mli b/lib/util.mli
index 8ccb4b3f08..b6347126e0 100644
--- a/lib/util.mli
+++ b/lib/util.mli
@@ -8,6 +8,13 @@
(* * (see LICENSE file for the text of the license) *)
(************************************************************************)
+type 'a pervasives_ref = 'a ref
+val pervasives_ref : 'a -> 'a ref
+val pervasives_compare : 'a -> 'a -> int
+val (!) : 'a ref -> 'a
+val (+) : int -> int -> int
+val (-) : int -> int -> int
+
(** This module contains numerous utility functions on strings, lists,
arrays, etc. *)