[CMake] ADD_DEFINITIONS in RC10

[George Neill]

Brad,

>  You should only see the new behavior if you call
>
>   cmake_minimum_required(VERSION 2.6) # note value is 2.6 and not 2.4

... and of course that is what I did!

>  or explicitly set this policy to NEW behavior.  Otherwise CMake preserves
> the old behavior and warns.  If you require 2.6 there is also this new
> feature:
>
>   http://www.cmake.org/Wiki/CMake_2.6_Notes#Preprocessor_Definitions

Thanks!

Later,
George.