From dff595671bf5a46f7c9231966a6cd7d2a0183076 Mon Sep 17 00:00:00 2001
From: Marcel Holtmann <marcel@holtmann.org>
Date: Wed, 15 May 2019 09:39:44 +0200
Subject: build: Add check for explicit_bzero support

Upstream-Status: Backport
Signed-off-by: Adrian Bunk <bunk@stusta.de>
---
 configure.ac | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/configure.ac b/configure.ac
index bacb7ac5..cad35c5d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -54,6 +54,8 @@ AC_ARG_ENABLE(pie, AC_HELP_STRING([--enable-pie],
 	fi
 ])
 
+AC_CHECK_FUNCS(explicit_bzero)
+
 AC_CHECK_FUNC(signalfd, dummy=yes,
 			AC_MSG_ERROR(signalfd support is required))
 
-- 
2.20.1