ir=/usr/local/lib64</code> is used, the libraries will be
created in a <code>lib64</code> directory at the top of the Mesa source
tree.</p>
</dd>

<dt><code>--enable-static, --disable-shared</code></dt>
<dd><p>By default, Mesa
will build shared libraries. Either of these options will force static
libraries to be built. It is not currently possible to build static and
shared libraries in a single pass.</p>
</dd>

<dt><code>CC, CFLAGS, CXX, CXXFLAGS</code></dt>
<dd><p>These environment variables
control the C