In void doubleclick(), find this block:

}else
if ((items[x].id1==0x0D)&&((items[x].id2==0xE1)||(items[x].id2==0xE2)))
{
if(checkskill(currchar[s],CAMPING, 0, 500))
{
inititem(itemcount);
items[itemcount].ser1=itemcount2/16777216;
items[itemcount].ser2=itemcount2/65536;
items[itemcount].ser3=itemcount2/256;
items[itemcount].ser4=itemcount2;
items[itemcount].id1=0x0D;
items[itemcount].id2=0xE3;
items[itemcount].type=45;
if (items[x].cont1==255 && items[x].cont2==255 && items[x].cont3==255 && items[x].cont4==255)
{
items[itemcount].x=items[x].x;
items[itemcount].y=items[x].y;
items[itemcount].z=items[x].z;
}
else
{
items[itemcount].x=chars[currchar[s]].x;
items[itemcount].y=chars[currchar[s]].y;
items[itemcount].z=chars[currchar[s]].z;
}
items[itemcount].priv=items[itemcount].priv|1;
items[itemcount].decaytime=(getclock()+(server_data.decaytimer*CLOCKS_PER_SEC));
for (k=0;k itemcount++;
itemcount2++;
deleitem(x);
}else
{
sysmessage(s, "You fail to light a fire.");
}

and right after "items[itemcount].type=45;", add this line:

items[itemcount].dir=1;