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5042 stop using deprecated atomic functions
@@ -283,11 +283,11 @@
 
         /* ATOMICALLY */
         do {
                 oldval = *sp;
                 newval = oldval << count;
-        } while (cas32(sp, oldval, newval) != oldval);
+        } while (atomic_cas_32(sp, oldval, newval) != oldval);
 
         return (oldval);
 }
 
 /*