arora from source 

You need to install all build  dependencies

sudo apt-get install libqt4-dev flex gperf

here is my script on ubuntu

svn checkout http://svn.webkit.org/repository/webkit/trunk WebKit

git clone git://github.com/Arora/arora.git

cd WebKit

./WebKitTools/Scripts/build-webkit --qt --qmake=qmake-qt4

cd ../arora

export QT_WEBKIT=webkit_trunk

export WEBKITHOME=//home/mariuz/WebKit

qmake-qt4

make clean

make