Virtual tables are not quite the same thing. You can grep for every instantiation of the struct in the code-base. If anything, macros are more problematic:

Virtual tables are not quite the same thing. You can grep for every instantiation of the struct in the code-base. If anything, macros are more problematic: #define VTABLE_INIT(prefix) \ (struct vtable){ .add = &prefix##_add, .sub = &prefix##_sub, and so forth }