--- mpc/build-aux/config.sub.orig	2022-05-11 09:20:51.000000000 +0200
+++ mpc/build-aux/config.sub	2022-05-11 09:23:47.000000000 +0200
@@ -916,6 +916,10 @@
 		cpu=sparc
 		vendor=`echo "$basic_machine" | sed 's/-.*//'`
 		;;
+	arm64-*)
+		cpu=aarch64
+		vendor=`echo "$basic_machine" | sed 's/-.*//'`
+		;;
 
 	*-*)
 		# shellcheck disable=SC2162