--- isl/config.sub.orig	2022-05-11 07:19:04.000000000 +0200
+++ isl/config.sub	2022-05-11 07:19:26.000000000 +0200
@@ -516,6 +516,9 @@
 		basic_machine=m68k-apollo
 		os=-bsd
 		;;
+	arm64-*)
+		basic_machine=aarch64-`echo "$basic_machine" | sed 's/^[^-]*-//'`
+		;;
 	aros)
 		basic_machine=i386-pc
 		os=-aros