#include 

/* is it a multi-series, e.g. dataset in one win */
_ismser(s)
{
        local status;

        if (argc < 1)
        {
                if (itemtype == 9)
                {
                        status = TRUE;
                }
                else
                {
                        status = ((itemtype == ITEM_TYPE_LIST) && (numcols() > 1) && (getplottype(0) == 6));
                }
        }
        else
        {
                if (itemtype(s) == 9)
                {
                        status = TRUE;
                }
                else
                {
                        status = ((itemtype(s) == ITEM_TYPE_LIST) && (numcols(s) > 1) && (getplottype(s, 0) == 6));
                }
        }
        return(status);
}