How to use Stored Procedure in MYSQL 5.0?

Please tell me Stored Procedure syntax in mysql 5.0 Pre-Alpha.

I only know a example:

Create Procedure ABC(IN IntValue INTEGER, OUT FloatValue DOUBLE)
SELECT IntValue * 3.2 INTO FloatValue;

Set @a = 2;
Set @b = 0;
Call ABC(@a, @b);

Select @b;

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So, how to return multi row result??

thanks.

MYSQL Documentation already added Stored Procedure.

You can download latest doc now.