XXXX introduce drv_sectohz

*** 512,522 ****
                   * provider are from kernel clients and the hold time
                   * is expected to be short. So, we won't be stuck here forever.
                   */
                  while (kcf_get_refcnt(desc, B_TRUE) > 1) {
                          /* wait 1 second and try again. */
!                         delay(1 * drv_usectohz(1000000));
                  }
          } else {
                  int i;
                  kcf_prov_cpu_t *mp;
  
--- 512,522 ----
                   * provider are from kernel clients and the hold time
                   * is expected to be short. So, we won't be stuck here forever.
                   */
                  while (kcf_get_refcnt(desc, B_TRUE) > 1) {
                          /* wait 1 second and try again. */
!                         delay(drv_sectohz(1));
                  }
          } else {
                  int i;
                  kcf_prov_cpu_t *mp;