LAST_FREED
"LAST FREED ", hashp->LAST_FREED,
hashp->LAST_FREED = 2;
first_page = hashp->LAST_FREED >>(hashp->BSHIFT + BYTE_SHIFT);
bit = hashp->LAST_FREED &
hashp->LAST_FREED = hashp->SPARES[splitnum];
if (bit >= hashp->LAST_FREED)
hashp->LAST_FREED = bit - 1;
if (bit_address < hashp->LAST_FREED)
hashp->LAST_FREED = bit_address;