travis: install all the "official" build dependencies

diff --git a/.travis-functions.sh b/.travis-functions.sh
index 992905a1639eb4e0b2a272cb113c7c2368b2f4d5..cabc3cc50cc98324cc04110e6f351db3f37d1d87 100755 (executable)
--- a/.travis-functions.sh
+++ b/.travis-functions.sh
@@ -130,7 +130,9 @@ function travis_install_script
        fi
 
        # install required packages
+       sudo bash -c "echo 'deb-src http://archive.ubuntu.com/ubuntu/ $(lsb_release -cs) main restricted universe multiverse' >>/etc/apt/sources.list"
        sudo apt-get -qq update --fix-missing
+       sudo apt-get build-dep -y util-linux
        sudo apt-get install -qq >/dev/null \
                bc \
                btrfs-tools \