title: How do I force a 32-bit build of Boost with GCC?
body: <p>How do I force a 32-bit build of Boost with GCC? Currently attempting by putting this line in my <code>user-config.jam</code>, but it does not work:</p>
  
  <pre><code>using gcc : 4.1.2 : g++ : compileflags="-m32" ;
  </code></pre>