bool wontAttack = mons_wont_attack(mon);

    if (isFriendly 

    if (isFriendly

    // friendly monsters do not attack other friendly monsters

    // non-attacking monsters do not attack other non-attacking monsters

        if (isFriendly && mons_friendly(&menv[mon->foe]))

        if (wontAttack && mons_wont_attack(&menv[mon->foe]))

    // neutral monsters prefer not to attack players, or other neutrals.

    // neutral monsters prefer not to attack players, or other neutrals

            // they'll flitter away, we'll reset them just before 

            // they'll flitter away, we'll reset them just before

            // head in that direction for a while, then shift the 
            // direction to the left or right.  We're changing this so 
            // wandering monsters at least appear to have some sort of 

            // head in that direction for a while, then shift the
            // direction to the left or right.  We're changing this so
            // wandering monsters at least appear to have some sort of

            else 

            else