Advent4 patch, second try

[Jonathan]

Oops, looking back, I edited the while loop accidentally... Should have 
known better.

New patch attached....
> On 9/26/07, Jonathan <echidnaman at gmail.com> wrote:
>   
>> Oh, and Pierre, you said you had an issue with me replacing the "="
>> operator with "==" in the conditional part of the if statements. Why
>> would one use assignment "=", rather than check for equality "==", in a
>> conditional statement?
>>     
>
> while (variable = function_that_returns_something_unless_nothing_to_return) {
>  print variable
> }
>   

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