From 152c2f5786aab7727ac7261226c14baf00dd0d0d Mon Sep 17 00:00:00 2001
From: Bas Stottelaar <basstottelaar@gmail.com>
Date: Thu, 5 Nov 2020 23:50:38 +0100
Subject: [PATCH] sys/riotboot: add stddef.h for size_t

---
 sys/include/riotboot/slot.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys/include/riotboot/slot.h b/sys/include/riotboot/slot.h
index c08b6e27d4..5b051f78e0 100644
--- a/sys/include/riotboot/slot.h
+++ b/sys/include/riotboot/slot.h
@@ -29,6 +29,8 @@
 extern "C" {
 #endif
 
+#include <stddef.h>
+
 #include "riotboot/hdr.h"
 
 /**