diff --git a/configure b/configure
index edf9dc8985..535e6a9269 100755
--- a/configure
+++ b/configure
@@ -4779,9 +4779,9 @@ if test "$int128" = "yes"; then
 int main(void)
 {
   unsigned __int128 x = 0, y = 0;
-  y = __atomic_load_16(&x, 0);
-  __atomic_store_16(&x, y, 0);
-  __atomic_compare_exchange_16(&x, &y, x, 0, 0, 0);
+  y = __atomic_load(&x, 0);
+  __atomic_store(&x, y, 0);
+  __atomic_compare_exchange(&x, &y, x, 0, 0, 0);
   return 0;
 }
 EOF