--- dist/configure.orig	2007-11-18 08:43:54
+++ dist/configure	2023-06-14 22:16:23
@@ -8231,7 +8231,7 @@
              10.[012])
                allow_undefined_flag='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
                ;;
-             10.*)
+             10.*|13.*)
                allow_undefined_flag='${wl}-undefined ${wl}dynamic_lookup'
                ;;
            esac