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-rw-r--r--lib/util.mli4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/util.mli b/lib/util.mli
index fc3c980c6f..94d1d44f84 100644
--- a/lib/util.mli
+++ b/lib/util.mli
@@ -159,6 +159,8 @@ val prlist_with_sep :
val prvect_with_sep :
(unit -> 'a Stream.t) -> ('b -> 'a Stream.t) -> 'b array -> 'a Stream.t
-(*s Size of ocaml values. *)
+(*s Size of an ocaml value (in words, bytes and kilobytes). *)
+val size_w : 'a -> int
val size_b : 'a -> int
+val size_kb : 'a -> int