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-rw-r--r--kernel/environ.ml1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/environ.ml b/kernel/environ.ml
index 441d77a081..4306f3ae40 100644
--- a/kernel/environ.ml
+++ b/kernel/environ.ml
@@ -1,6 +1,7 @@
(* $Id$ *)
+open System
open Util
open Names
open Sign