title: Compiling Qt 4.8.3 on Ubuntu 12 failing
body: <p>I am new to Ubuntu and i am getting a message while building Qt 4.8.3 on Ubuntu 12:</p>
  
  <blockquote>
    <p>Basic XLib functionality test failed!  You might need to modify the
    include and library search paths by editing  QMAKE_INCDIR_X11 and
    QMAKE_LIBDIR_X11 in
    /home/majidmax/qt-everywhere-opensource-src-4.8.3/mkspecs/linux-g++.</p>
  </blockquote>
  
  <p>what the proper steps to build Qt on Ubuntu?</p>