diff -ru a/config.guess b/config.guess --- a/config.guess 2021-06-01 09:53:04.000000000 +0200 +++ b/config.guess 2021-12-20 01:29:55.000000000 +0100 @@ -1309,6 +1309,9 @@ *:Rhapsody:*:*) echo "$UNAME_MACHINE"-apple-rhapsody"$UNAME_RELEASE" exit ;; + arm64:Darwin:*:*) + echo aarch64-apple-darwin"$UNAME_RELEASE" + exit ;; *:Darwin:*:*) UNAME_PROCESSOR=`uname -p` || UNAME_PROCESSOR=unknown set_cc_for_build