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-rw-r--r--internal.h1
1 files changed, 0 insertions, 1 deletions
diff --git a/internal.h b/internal.h
index 40916a59a2..b0a4773d90 100644
--- a/internal.h
+++ b/internal.h
@@ -476,7 +476,6 @@ void rb_gc_resurrect(VALUE ptr);
/* hash.c */
struct st_table *rb_hash_tbl_raw(VALUE hash);
#define RHASH_TBL_RAW(h) rb_hash_tbl_raw(h)
-VALUE rb_hash_keys(VALUE hash);
VALUE rb_hash_values(VALUE hash);
#define HASH_DELETED FL_USER1
#define HASH_PROC_DEFAULT FL_USER2