From da2af98e2e97eb33020682d9ee086dc2aa01d86a Mon Sep 17 00:00:00 2001
From: Robrecht Dewaele <robrecht.dewaele@gmail.com>
Date: Thu, 17 May 2018 17:53:51 +0200
Subject: [PATCH] [spi-hdlc-adapter] fix compilation on Alpine Linux with musl
 libc (#2712)

Without linux/ioctl.h compilation fails on this platform,
because _IOC_SIZEBITS will not be defined.
---
 tools/spi-hdlc-adapter/spi-hdlc-adapter.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/spi-hdlc-adapter/spi-hdlc-adapter.c b/tools/spi-hdlc-adapter/spi-hdlc-adapter.c
index b89dd3d9b..b5563618a 100644
--- a/tools/spi-hdlc-adapter/spi-hdlc-adapter.c
+++ b/tools/spi-hdlc-adapter/spi-hdlc-adapter.c
@@ -50,6 +50,7 @@
 #include <sys/ioctl.h>
 #include <sys/file.h>
 
+#include <linux/ioctl.h>
 #include <linux/spi/spidev.h>
 
 #if HAVE_EXECINFO_H