diff --git a/configure b/configure
index 7d0382e..c4682db 100755
--- a/configure
+++ b/configure
@@ -38,6 +38,9 @@ then
   x86_64)
    HOST_ARCH="amd64"
    ;;
+  aarch64)
+   HOST_ARCH="arm"
+   ;;
  esac
 
  #
diff --git a/src/cmd/mkfile b/src/cmd/mkfile
index cc18e5c..6a116d9 100644
--- a/src/cmd/mkfile
+++ b/src/cmd/mkfile
@@ -6,56 +6,56 @@
 #	Fairly soon the Plan 9 compilers will be updated to match.
 #
 ALWAYS=\
-	libmach\
-	libregexp\
+#	libmach\
+#	libregexp\
 	iar\
-	iyacc\
-	cc\
-	5a\
-	5c\
-	5l\
-	5coff\
-	5cv\
-	sqz\
+#	iyacc\
+#	cc\
+#	5a\
+#	5c\
+#	5l\
+#	5coff\
+#	5cv\
+#	sqz\
 #	tc\
-	acid\
-	srclist\
-	ms2\
-	data2c\
-	data2s\
-	kprof\
-	mkppcimage\
-	nm\
-	sed\
+#	acid\
+#	srclist\
+#	ms2\
+#	data2c\
+#	data2s\
+#	kprof\
+#	mkppcimage\
+#	nm\
+#	sed\
 
 #
 #	Utils we build on Posix and Nt, which already exist on Plan 9.
 #
 NOTPLAN9=\
-	6a\
-	6c\
-	6l\
+#	6a\
+#	6c\
+#	6l\
 #	7a\
 #	7c\
 #	7l\
-	8a\
-	8c\
-	8l\
+#	8a\
+#	8c\
+#	8l\
 #	9a\
 #	9c\
 #	9l\
-	qa\
-	qc\
-	ql\
-	va\
-	vc\
-	vl\
-	ka\
-	kc\
-	kl\
-	mk\
-	ksize\
-	kstrip\
+#	qa\
+#	qc\
+#	ql\
+#	va\
+#	vc\
+#	vl\
+#	ka\
+#	kc\
+#	kl\
+#	mk\
+#	ksize\
+#	kstrip\
 
 #
 #	Utils we build on Nt, for build environment compatibility.