diff --git a/build_c-ares.sh b/build_c-ares.sh
new file mode 100755
index 0000000..22ff90f
--- /dev/null
+++ b/build_c-ares.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+
+set -e
+
+source ../../a5s_linux_sdk/ambarella/build/env/CodeSourcery.env
+PATH=$PATH:$ARM_LINUX_TOOLCHAIN_DIR/bin
+
+TOP=`pwd`
+
+CARES=c-ares-1.10.0
+CARES_SOURCE=c-ares-1.10.0.tar.gz
+
+TOP=`pwd`
+
+rm -rf dist
+mkdir -p dist/usr
+rm -rf build
+mkdir build
+pushd build
+tar zxfv ../$CARES_SOURCE
+cd $CARES
+
+./configure --host=arm-none-linux-gnueabi  --prefix=${TOP}/dist/usr
+
+make -j 8
+make install
+popd
+
+rm -rf fakeroot
+mkdir -p fakeroot/usr/lib
+cp -d -r dist/usr/lib/libcares.so* fakeroot/usr/lib
+
+tar cjvf c-ares.tar.bz2 fakeroot
+cp c-ares.tar.bz2 ../../a5s_linux_sdk/ambarella/boards/dropcam/rootfs
+
+
diff --git a/c-ares-1.10.0.tar.gz b/c-ares-1.10.0.tar.gz
new file mode 100644
index 0000000..287644b
--- /dev/null
+++ b/c-ares-1.10.0.tar.gz
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