From e6613ad22bf7fa6da52609136c4c7630cc2f3a4b Mon Sep 17 00:00:00 2001
From: tomsmeding <tom.smeding@gmail.com>
Date: Wed, 5 Apr 2017 22:58:30 +0200
Subject: Define _GNU_SOURCE for M_PI on windows

---
 attract.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/attract.c b/attract.c
index 5ab9aa7..7a31bb9 100644
--- a/attract.c
+++ b/attract.c
@@ -1,3 +1,4 @@
+#define _GNU_SOURCE
 #include <stdio.h>
 #include <stdlib.h>
 #include <stdbool.h>
-- 
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