From 6d21d3ddd18c8b61423525cbe2af7c7138e0d9e3 Mon Sep 17 00:00:00 2001
From: bell07 <web.alexander@web.de>
Date: Sun, 24 Dec 2017 15:49:53 +0100
Subject: [PATCH] avoid undeclared global variable access

remove warning
Undeclared global variable "hw_utils" accessed at ...ds/ambience/weather_pack/utils.lua:9
---
 utils.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils.lua b/utils.lua
index d8a6e7b..41080af 100644
--- a/utils.lua
+++ b/utils.lua
@@ -6,7 +6,7 @@
 -- Credits: xeranas
 ---------------------------------------
 
-if hw_utils == nil then
+if not minetest.global_exists("hw_utils") then
 	hw_utils = {}
 end