5042 stop using deprecated atomic functions

*** 217,227 ****
          if (!hxge_txdma_reclaim(hxgep, tx_ring_p, hxge_tx_minfree)) {
                  HXGE_DEBUG_MSG((hxgep, TX_CTL,
                      "TX Descriptor ring is full: channel %d", tx_ring_p->tdc));
                  HXGE_DEBUG_MSG((hxgep, TX_CTL,
                      "TX Descriptor ring is full: channel %d", tx_ring_p->tdc));
!                 (void) cas32((uint32_t *)&tx_ring_p->queueing, 0, 1);
                  tdc_stats->tx_no_desc++;
                  MUTEX_EXIT(&tx_ring_p->lock);
                  status = 1;
                  goto hxge_start_fail1;
          }
--- 217,227 ----
          if (!hxge_txdma_reclaim(hxgep, tx_ring_p, hxge_tx_minfree)) {
                  HXGE_DEBUG_MSG((hxgep, TX_CTL,
                      "TX Descriptor ring is full: channel %d", tx_ring_p->tdc));
                  HXGE_DEBUG_MSG((hxgep, TX_CTL,
                      "TX Descriptor ring is full: channel %d", tx_ring_p->tdc));
!                 (void) atomic_cas_32((uint32_t *)&tx_ring_p->queueing, 0, 1);
                  tdc_stats->tx_no_desc++;
                  MUTEX_EXIT(&tx_ring_p->lock);
                  status = 1;
                  goto hxge_start_fail1;
          }