t to investigate using a more formal standard such as COM.
</p>

<H3><a name="Tcl_nn8">37.1.6 Compiling for 64-bit platforms</a></H3>


<p>
On platforms that support 64-bit applications (Solaris, Irix, etc.),
special care is required when building extension modules.  On these
machines, 64-bit applications are compiled and linked using a different
set of compiler/linker options.  In addition, it is not generally possible to mix 
32-bit and 64-bit code together in the same application.
</p>

<p>
To utilize 64