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-rw-r--r--kernel/term.mli4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/term.mli b/kernel/term.mli
index 6e7101ad34..869e65ca40 100644
--- a/kernel/term.mli
+++ b/kernel/term.mli
@@ -11,12 +11,14 @@ open Generic
['a] is the type of sorts. ([XTRA] is an extra slot, for putting in
whatever sort of operator we need for whatever sort of application.) *)
+type existential_key = int
+
type 'a oper =
| Meta of int
| Sort of 'a
| Cast | Prod | Lambda
| AppL | Const of section_path | Abst of section_path
- | Evar of int
+ | Evar of existential_key
| MutInd of inductive_path
| MutConstruct of constructor_path
| MutCase of case_info