/* This is a farely handy snippet that allows players to see you is playing
currently that is in there pk range*/

in act_info.c under void do_who

after the line: int hour;
put this: bool bCanPk;

after the lines:

/*
	 * Figure out what to print for class.
	 */
	sprintf(buf2, "%3d", wch->level);
	switch ( wch->level )
	{
	default: break;
	    {
		case MAX_LEVEL - 9 :
	     sprintf(buf2, "{GHRO{x");
		    break;
}
	}


put this:

	    if ((ch->pcdata->tier == wch->pcdata->tier + 1)
	    || (ch->pcdata->tier == wch->pcdata->tier)
	    || (ch->pcdata->tier == wch->pcdata->tier - 1))
	    {
		if ((ch->level > wch->level + 10)
		 || (ch->level < wch->level - 10))
		{
		    bCanPk = FALSE;
		} else {
		    bCanPk = TRUE;
		}
	    } else {
		bCanPk = FALSE;
	    }

	    if (!is_pkill(ch))
	    {
		bCanPk = FALSE;
	    }

	    if (!is_pkill(wch))
	    {
		bCanPk = FALSE;
	    }

	    if (IS_IMMORTAL(ch) || IS_IMMORTAL(wch) || wch->level < 15 || ch->level < 15 || ch ==
wch)
		bCanPk = FALSE;

then further down insert a %c into the who declartions and a 
bCanPk ? '(PK)' : ' ', as the argument

/* Sorry for being unclear about the last section but that is pretty much it
so if you have any problems just email salem@ausi.com */