From 5571b51a828ef5d64a32dbad227294747a7b018e Mon Sep 17 00:00:00 2001
From: Amos Jeffries <squid3@treenet.co.nz>
Date: Sun, 24 Jul 2011 07:27:31 -0600
Subject: [PATCH] Provide NULL when missing

---
 compat/compat_shared.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/compat/compat_shared.h b/compat/compat_shared.h
index 556537b59d..1860a07f95 100644
--- a/compat/compat_shared.h
+++ b/compat/compat_shared.h
@@ -220,5 +220,9 @@ max(A const & lhs, A const & rhs)
 #define SA_RESETHAND SA_ONESHOT
 #endif
 
+/* NULL is not always provided. */
+#ifndef NULL
+#define NULL ((void *)0)
+#endif
 
 #endif /* _SQUID_COMPAT_SHARED_H */
-- 
2.47.2