--- m4/libtool.m4	2020-11-12 13:30:47.913216696 -0600
+++ m4/libtool.m4	2020-11-12 13:39:58.765052886 -0600
@@ -1076,7 +1076,7 @@
 	  _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
 	10.[[012]][[,.]]*)
 	  _lt_dar_allow_undefined='$wl-flat_namespace $wl-undefined ${wl}suppress' ;;
-	10.*)
+	10.*|11.*)
 	  _lt_dar_allow_undefined='$wl-undefined ${wl}dynamic_lookup' ;;
       esac
     ;;