|Unsigned integers: All non-negative whole numbers from 0 to either 32767, 2147483647 or 4294967295.
This flag is part of Ares. Do not use it without Ares installed.
Ares gives you the ability to let warheads invoke (or remove) the Iron Curtain effect on units.
If IronCurtain.Cap is set to any value greater than zero, the following effect will occur:
The Iron Curtain effect will be stackable, but the curtain counter on the unit will not be able to exceed the value set in IronCurtain.Cap.
If this flag's value is set to zero, the following effect will occur:
The Iron Curtain effect can stack up indefinitely, with no imposed upper limit.
If IronCurtain.Cap is set to any value less than zero, the following effect will occur:
The invoking weapon will set the target's Iron Curtain counter to whatever value is prescribed in regardless of the counter's current value.