From bace9fc80b80c3af7c621d0fbfdd13c5075b7a6d Mon Sep 17 00:00:00 2001
From: elpekenin <elpekenin@elpekenin.dev>
Date: Mon, 23 Oct 2023 21:51:32 +0200
Subject: [PATCH] Missing header

---
 drivers/painter/eink_panel/qp_eink_panel.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/painter/eink_panel/qp_eink_panel.c b/drivers/painter/eink_panel/qp_eink_panel.c
index 2c7b4c8d1a3..4b4d5cf2b0e 100644
--- a/drivers/painter/eink_panel/qp_eink_panel.c
+++ b/drivers/painter/eink_panel/qp_eink_panel.c
@@ -1,6 +1,8 @@
 // Copyright 2023 Pablo Martinez (@elpekenin) <elpekenin@elpekenin.dev>
 // SPDX-License-Identifier: GPL-2.0-or-later
 
+#include <stdlib.h> // abs
+
 #include "qp_comms.h"
 #include "qp_draw.h"
 #include "qp_eink_panel.h"