static bool _make_god_gifts_neutral(bool level_only = true);

// When abandoning the god in question, turn friendly god gifts neutral.
// If seen, only count monsters where the player can see the change, and
// output a message.
static bool _make_god_gifts_on_level_neutral(bool seen = false)
{
    int count = 0;
    for ( int i = 0; i < MAX_MONSTERS; ++i )
    {
        monsters *monster = &menv[i];
        if (monster->type != -1
            && monster->attitude == ATT_FRIENDLY
            && (monster->flags & MF_GOD_GIFT))
        {
            // monster changes attitude
            monster->attitude = ATT_NEUTRAL;
            if (!seen || simple_monster_message(monster, " becomes indifferent."))
                count++;
        }
    }
    return (count);
}
static bool _god_gifts_neutral_wrapper()
{
    return (_make_god_gifts_on_level_neutral());
}
// Make friendly god gifts turn neutral on all levels, or on only the
// current one.
static bool _make_god_gifts_neutral(bool level_only)
{
    bool success = _make_god_gifts_on_level_neutral(true);
    if (level_only)
        return (success);
    return (apply_to_all_dungeons(_god_gifts_neutral_wrapper) || success);
}