From a052801c2fae8e79ef1b0118171b884c876914d9 Mon Sep 17 00:00:00 2001
From: cladmi <gaetan.harter@fu-berlin.de>
Date: Thu, 6 Sep 2018 12:45:04 +0200
Subject: [PATCH] sys/hashes/sha256: replace include by stddef.h

stddef.h is enough for size_t, unistd.h adds a lot of other declarations
---
 sys/include/hashes/sha256.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/include/hashes/sha256.h b/sys/include/hashes/sha256.h
index ff302e9e7540..0e7b1fcfb57f 100644
--- a/sys/include/hashes/sha256.h
+++ b/sys/include/hashes/sha256.h
@@ -49,7 +49,7 @@
 #define HASHES_SHA256_H
 
 #include <inttypes.h>
-#include <unistd.h>
+#include <stddef.h>
 
 #ifdef __cplusplus
 extern "C" {