static int offsetCmp(const void * avp, const void * bvp) 
{
    indexEntry ap = (indexEntry) avp, bp = (indexEntry) bvp;
    int rc = (ap->info.offset - bp->info.offset);

    if (rc == 0) {
	/* Within a region, entries sort by address. Added drips sort by tag. */
	if (ap->info.offset < 0)
	    rc = (((char *)ap->data) - ((char *)bp->data));
	else
	    rc = (ap->info.tag - bp->info.tag);
    }
    return rc;
}
static int offsetCmp(const void * avp, const void * bvp) 
{
    indexEntry ap = (indexEntry) avp, bp = (indexEntry) bvp;
    int rc = (ap->info.offset - bp->info.offset);

    if (rc == 0) {
	 
	if (ap->info.offset < 0)
	    rc = (((char *)ap->data) - ((char *)bp->data));
	else
	    rc = (ap->info.tag - bp->info.tag);
    }
    return rc;
}