1 files changed, 0 insertions, 2 deletions
diff --git a/hash.c b/hash.c
index 742cbc6205..aa038a7147 100644
--- a/hash.c
+++ b/hash.c
@@ -690,8 +690,6 @@ rb_hash_default_proc(VALUE hash)
     return Qnil;
 }
 
-VALUE rb_obj_is_proc(VALUE proc);
-
 /*
  *  call-seq:
  *     hsh.default_proc = proc_obj     -> proc_obj