Predefined if the engine supports colored lights. They can be used for universal functions to be run on different editions in a different way.
IFDEF CAPS_COLOR; // Commercial Edition or better
my.red = 200;
my.green = 200;
my.blue = 255; // light blue
my.blue = 240; // similar the same brightness
include, bind, level, savedir, path, resource, print, define, undef, ifdef, ifndef, ifelse, endif, develop, server, client, caps_flare, caps_shadow