fix obscur bug about ip link

compiled/previous

@@ -0,0 +1 @@
+/etc/s6/compiled/default

rc-serv-boot/boot-Rofs/contents

@@ -7,6 +7,5 @@ rofs-Udevd
 rofs-Checkfs
 rofs-modules
 rofs-swap
-rofs-loopback
 rofs-kernruntime
 

rc-serv-boot/boot-Rwfs/contents

@@ -1,4 +1,5 @@
 rwfs-fsrw
+rwfs-loopback
 rwfs-nonetwork
 rwfs-localtime
 rwfs-random

rc-serv-boot/rwfs-loopback/dependencies

@@ -0,0 +1,2 @@
+rwfs-fsrw
+

rc-serv-boot/rwfs-loopback/type

@@ -0,0 +1 @@
+oneshot

rc-serv-boot/rwfs-loopback/up

@@ -0,0 +1,4 @@
+#!/usr/local/bin/execlineb -P
+
+fdmove -c 2 1
+ip link set up dev lo

shutdown

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+usage() {
+    cat << EOF
+Usage: shutdown [OPTION]
+ -r, --reboot                  Reboot
+ -p, --poweroff                Poweroff
+EOF
+    exit 0
+}
+
+signal="${1}"
+if [ -z $signal ]; then
+    usage
+fi
+
+case "${signal}" in
+    -p|-P|--poweroff|-H|-h|--halt)
+        signal=SIGUSR2
+        ;;
+    -r|--reboot)
+        signal=SIGINT
+        ;;
+    *)
+       usage
+esac
+
+exec /run/s6-run/service/.s6-svscan/"${signal}"