5042 stop using deprecated atomic functions

@@ -4322,11 +4322,11 @@
                 return (page_status);
 
         /*
          * Initialize the leaky_bucket timeout
          */
-        if (casptr(&leaky_bucket_timeout_id,
+        if (atomic_cas_ptr(&leaky_bucket_timeout_id,
             TIMEOUT_NONE, TIMEOUT_SET) == TIMEOUT_NONE)
                 add_leaky_bucket_timeout();
 
         for (i = 0; i < mem_ce_simm_size; i++) {
                 if (psimm[i].name[0] == '\0') {