new file mode 100644
@@ -0,0 +1,27 @@
+From 10c9a571f1c0472799f72b1924b039aab231e95f Mon Sep 17 00:00:00 2001
+From: Oleksandr Kravchuk <open.source@oleksandr-kravchuk.com>
+Date: Thu, 16 Dec 2021 16:19:50 +0100
+Subject: [PATCH] Include cstddef in the header for C++
+
+So C++ compiler always has access to the definition of size_t.
+
+Signed-off-by: Oleksandr Kravchuk <open.source@oleksandr-kravchuk.com>
+Signed-off-by: Youngseok Jeong <youngseok1.jeong@lge.com>
+Upstream-Status: Backport [v0.3.3 https://github.com/sbabic/libubootenv/pull/19/commits/764226a7de2ea79b182d92829922489537c766fa]
+---
+ src/libuboot.h | 2 ++
+ 1 file changed, 2 insertions(+)
+
+diff --git a/src/libuboot.h b/src/libuboot.h
+index 88f0558..1f305f4 100644
+--- a/src/libuboot.h
++++ b/src/libuboot.h
+@@ -6,6 +6,8 @@
+ */
+
+ #ifdef __cplusplus
++#include <cstddef>
++
+ extern "C" {
+ #endif
+
@@ -10,7 +10,11 @@ LICENSE = "LGPL-2.1-only"
LIC_FILES_CHKSUM = "file://Licenses/lgpl-2.1.txt;md5=4fbd65380cdd255951079008b364516c"
SECTION = "libs"
-SRC_URI = "git://github.com/sbabic/libubootenv;protocol=https;branch=master"
+SRC_URI = " \
+ git://github.com/sbabic/libubootenv;protocol=https;branch=master \
+ file://0001-Include-cstddef-in-the-header-for-C.patch \
+"
+
SRCREV = "ba7564f5006d09bec51058cf4f5ac90d4dc18b3c"
S = "${WORKDIR}/git"