On Apr 13, 2014, at 4:41 PM, Chris McSweeny wrote:

>             if (p3 !=3D NULL)
>             {   p1 =3D p2;
>                return;
>             }

We can have a whole separate "discussion" on whether a function/subroutine
should be allowed to have more than one "return" statement!

 :-)
BillW

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