sS dm_moduleLibID() {
  ret programID() + "/" + shortClassName(dm_current_mandatory_generic());
}

sS dm_moduleLibID(O mod) {
  if (mod == null) null;
  mod = dm_getModule(mod);
  if (hasSuperclassShortNamed(mod, 'DynModule))
    ret programID(mod) + "/" + shortClassName(mod);
  null;
}