if (numdifferent == numdemons)
            {
                // If we have only demons, they'll always be friendly.
                if (numdifferent == 0)
                    hostiletype = 0;
                // If we have only non-demons, there's a chance that
                // they may be hostile.
                else if (one_chance_in(4))
                    hostiletype = 2;
            }

            // If we have only non-demons, there's a chance that they
            // may be hostile.
            if (numdifferent == numdemons && one_chance_in(4))
                hostiletype = 2;
            // If we have only demons, they'll always be friendly.
            else if (numdifferent == 0)
                hostiletype = 0;