Add the C constant (either a macro or an enumerate value) defined by args to the list of constants to be wrapped by wrapset. The arguments in args must contain the following named parameters:
- a symbol that is name given to the C constant in the target language binding;
- a symbol denoting the type of this constant, more precisely the name of the wrapped-type for the constant's type;
- a string representing the constant in C (e.g.
- a string describing this constant.