From 1ddaf0af41098d0a01eac162c6fe4d38f2fbbbad Mon Sep 17 00:00:00 2001
From: Peter Hutterer <peter.hutterer@who-t.net>
Date: Wed, 24 Jul 2013 13:00:32 +1000
Subject: Fix compiler warning - implicit declaration of function 'abs'

match_four.c:80:4: warning: implicit declaration of function 'abs'
[-Wimplicit-function-declaration]
    *dist++ = abs(q->x - p->x) + abs(q->y - p->y);

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
---
 src/match_four.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/match_four.c b/src/match_four.c
index c7d2cd3..df88afb 100644
--- a/src/match_four.c
+++ b/src/match_four.c
@@ -1,5 +1,6 @@
 #include "match.h"
 #include <limits.h>
+#include <stdlib.h>
 
 typedef unsigned char u8;
 typedef unsigned int u32;
-- 
cgit v1.2.3