RFR(L): 8161259: Simplify including platform files.

[Andrew Haley]

On 14/07/16 11:40, Lindenmaier, Goetz wrote:
> Hmm, how do you define CONCAT?

#define CONCAT5(a, b, c, d, e) a ## b ## c ## d ## e
CONCAT5(Twas,Brillig,And,The,Slithy)

Andrew.