subtype.register_and_pre_detect_all_iden">Register
      and pre-detect all identifiers of that subtype</a>
    </h4>
<p>
      Registering and pre-detecting all of the identifiers of that subtype is exactly
      the same as registering and pre-detecting any identifier.
    </p>
<p>
      Let's create some identifiers based for use in the mythical "udef"
      library. We will put all our macros in the header file udef_vmd_macros.hpp.
    </p>
<p>
      We will need distinct names for the identifiers in ou