han the
other alternatives or what a generic by-value hash table could
possibly provide.</li>

</ul>

<h2 id="param">Parameterized Types</h2>
<p>
To facilitate some abstractions, the two functions
<a href="ext_ffi_api.html#ffi_typeof"><tt>ffi.typeof</tt></a> and
<a href="ext_ffi_api.html#ffi_cdef"><tt>ffi.cdef</tt></a> support
parameterized types in C&nbsp;declarations. Note: none of the other API
functions taking a cdecl allow this.
</p>
<p>
Any place you can write a <b><tt>typedef</tt> name</b>, an
<b>ide