From ce6fc20f973e307071533bfd9699da88986c67a3 Mon Sep 17 00:00:00 2001
From: Koichi Sasada <ko1@atdot.net>
Date: Fri, 17 Dec 2021 14:33:26 +0900
Subject: [PATCH] data type should be `static`

---
 hash.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hash.c b/hash.c
index 9cb9a635e0..3e59458dab 100644
--- a/hash.c
+++ b/hash.c
@@ -6653,7 +6653,7 @@ env_dup(VALUE obj)
     rb_raise(rb_eTypeError, "Cannot dup ENV, use ENV.to_h to get a copy of ENV as a hash");
 }
 
-const rb_data_type_t env_data_type = {
+static const rb_data_type_t env_data_type = {
     "ENV",
     {
         NULL,