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-rw-r--r--erts/emulator/beam/erl_nif.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h
index c9c8b1d0af..959fcb5412 100644
--- a/erts/emulator/beam/erl_nif.h
+++ b/erts/emulator/beam/erl_nif.h
@@ -197,6 +197,11 @@ typedef enum {
ERL_NIF_MAP_ITERATOR_TAIL = ERL_NIF_MAP_ITERATOR_LAST
} ErlNifMapIteratorEntry;
+typedef enum {
+ ERL_NIF_UNIQUE_POSITIVE = (1 << 0),
+ ERL_NIF_UNIQUE_MONOTONIC = (1 << 1)
+} ErlNifUniqueInteger;
+
#if (defined(__WIN32__) || defined(_WIN32) || defined(_WIN32_))
# define ERL_NIF_API_FUNC_DECL(RET_TYPE, NAME, ARGS) RET_TYPE (*NAME) ARGS
typedef struct {