static Set<S> tok_returnTypesOfStaticFunction_uncleaned(L<S> tok, S functionName) {
  LL<S> funcs = findFullFunctionDefs(tok, true);
  new TreeSet<S> out;
  for (L<S> tokF : funcs) {
    int i = indexOfAny(tokF, 0, "(", "{");
    if (i < 0) continue;
    S fname = get(tokF, i-2);
    if (!eq(fname, functionName)) continue;
    out.add(joinSubList(tokF, 1, i-3));
  }
  ret out;
}