MIDL2159

The documentation lists this name without a value.

Documented in Win32

Compiler Errors

array or equivalent pointer construct cannot derive from a nonencapsulated union Each union must be associated with a discriminant. Arrays of unions are not permitted because they do not provide the associated discriminant. Arrays of structures in which the structure packages the union and its discriminant are permitted because the stubs can use the discriminant to determine the size of each union.