title: how to see the value of CXX and CXXFLAG
body: <p>before compiling my C++ program, i <code>export</code>ed the <code>CXX</code> and <code>CXXFLAGS</code> from the command line. </p>
  
  <p><code>$ export CXX="/media/space/gcc-dist/bin/g++"</code></p>
  
  <p><code>$ export CXXFLAGS="-std=c++0x"</code></p>
  
  <p>But now i want to see the values of <code>CXX</code> and <code>CXXFLAGS</code>. How do i do that.
  I'm using KUbuntu 11.04</p>