5042 stop using deprecated atomic functions

@@ -3605,12 +3605,12 @@
          */
         eqd_push_list(eqdp, (uintptr_t)eq.eq_pend);
 
         /*
          * If eq_ptail is set, it may point to a subset of the errors on the
-         * pending list in the event a casptr() failed; if ptail's data is
-         * already in our stack, NULL out eq_ptail and ignore it.
+         * pending list in the event a atomic_cas_ptr() failed; if ptail's
+         * data is already in our stack, NULL out eq_ptail and ignore it.
          */
         if (eq.eq_ptail != NULL) {
                 for (i = 0; i < eqdp->eqd_qpos; i++) {
                         if (eqdp->eqd_stack[i] == (uintptr_t)eqe.eqe_data) {
                                 eq.eq_ptail = NULL;