From 20fa537797d239e71f8be867f40fbc3aee555b7e Mon Sep 17 00:00:00 2001
From: Waldemar Brodkorb <wbx@openadk.org>
Date: Wed, 10 Jul 2013 14:26:39 +0200
Subject: add bc, required for new linux kernels

---
 README                | 1 +
 scripts/scan-tools.sh | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/README b/README
index ec27db1ab..82f6edc55 100644
--- a/README
+++ b/README
@@ -22,6 +22,7 @@ Before you can start you need to install some tools:
 - ncurses5 headers
 - zlib headers
 - perl
+- bc
 
 There is a check for the required versions of these tools in advance, though.
 (to re-issue the checks, use "make prereq").
diff --git a/scripts/scan-tools.sh b/scripts/scan-tools.sh
index ade185a99..7b1446b76 100644
--- a/scripts/scan-tools.sh
+++ b/scripts/scan-tools.sh
@@ -237,6 +237,12 @@ if ! which pkg-config >/dev/null 2>&1; then
 	out=1
 fi
 
+if ! which bc >/dev/null 2>&1; then
+	echo  "You need bc to continue."
+	echo
+	out=1
+fi
+
 cd $topdir
 rm -rf tmp
 
-- 
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