Added autoconf, automake, bsdutils, libtool, musl-fts, perl, and pkgconf, and replaced m4

maple-chroot

@@ -0,0 +1,25 @@
+#!/bin/sh
+
+if [ -z "$1" ] && [ ! -d "$1" ]; then
+    echo "Usage: $0 <root>"
+    exit 1
+fi
+
+if mount --rbind /dev $1/dev && mount --make-rslave $1/dev; then
+    if mount -t proc /proc $1/proc; then
+        if mount --bind /run $1/run; then
+            if mount --rbind /sys $1/sys && mount --make-rslave $1/sys; then
+                if mount --rbind /tmp $1/tmp; then
+                    SHELL=$2
+                    [ -z "$SHELL" ] && SHELL=/bin/sh
+                    chroot $1 $SHELL
+                    umount -R $1/tmp
+                fi
+                umount -R $1/sys
+            fi
+            umount -R $1/run
+        fi
+        umount -R $1/proc
+    fi
+    umount -R $1/dev
+fi