Check if inventory item is shared to group

Check()
{

  integer perm = llGetInventoryPermMask( "config",MASK_GROUP);

  llOwnerSay((string)perm); // returns 573440 if item is shared to group irrespective of the object being shared or set to move

        if(perm == 0x8C000)
        llSay(0,"item is shared.");

        else
        llSay(0,"item is not shared.");

}

default
{

    state_entry()
    {

     Check();

    }

    changed(integer change)
    {
        if(change & CHANGED_INVENTORY)
        {
         Check();
        }
    }


}