 "global" variables
you can use between function calls.  It has implemented the
CnvOpen, CnvClose, CnvSleep, and CnvWake functions.

<p>It has also provided stubs for your the two functions to implement,
CnvDecToBase and CnvBaseToDec.  (Even though you may have functions
and procedures for NSBasic, C uses the word "function" to describe
both, and they are implemented the same way.

<p>Take a look at CnvDecToBase.  It is declared like this:

<pre>
Err CnvDecToBase(UInt16 refNum)
</pre>

The "E