prune_to_update_targets
prune_to_update_targets(solv, solv->update_targets->elements + solv->update_targets->elements[p - installed->start], &q);
prune_to_update_targets(solv, solv->update_targets->elements + solv->update_targets->elements[p - installed->start], &q2);
prune_to_update_targets(solv, solv->update_targets->elements + solv->update_targets->elements[i - installed->start], &dq);
prune_to_update_targets(solv, solv->update_targets->elements + solv->update_targets->elements[i - installed->start], &dq);