lxc-netstat: use posix shell instead of bash
lxc-netstat: use posix shell instead of bash

- use case .. in instead of comparison with globs
- avoid 'local'

Signed-off-by: Natanael Copa <d6dfbe96822fc6f407d114112670f8d1571509f1@alpinelinux.org>
Acked-by: Stéphane Graber <089afc6d81f66f1168a9849e15660feae286e024@ubuntu.com>

ojkastl/lxc_Patches,aeris/lxc,hfuCN/lxc,efiop/lxc,lazy404/lxc,sapun/lxc,Pelagicore/lxc,abstrakraft/lxc-android-lxc,szaszg/lxc,GreatFruitOmsk/lxc,armcc/lxc,JohnPeacockMessageSystems/lxc,major/lxc,bmoar/lxc,yubo/lxc,ioops/lxc,yubo/lxc,caglar10ur/lxc,bostjan/lxc,ss1h2a3tw/lxc,DarknessBeforeDawn/lxc,Pelagicore/lxc,JohnPeacockMessageSystems/lxc,ksperis/lxc,GreatFruitOmsk/lxc,bostjan/lxc,federicobriata/lxc,caglar10ur/lxc,tych0/lxc,aeris/lxc,Pelagicore/lxc,ojkastl/lxc_Patches,ioops/lxc,hfuCN/lxc,ss1h2a3tw/lxc,fwilson42/lxc,armcc/lxc,Ponce/lxc,QingweiPeterLan/cs188-lxc,terceiro/lxc,raspberrypython/lxc,lisongmin/lxc,thmo/lxc,Ponce/lxc,codebauss/lxc,rowhit/lxc,major/lxc,ecarrara/lxc,akshaykarle/lxc,major/lxc,hfuCN/lxc,aeris/lxc,christiaan/lxc,virajs/lxc,fwilson42/lxc,ysbnim/lxc,ksperis/lxc,ysbnim/lxc,raspberrypython/lxc,cjwatson/lxc,abstrakraft/lxc-android-lxc,ojkastl/lxc_Patches,weizhenwei/lxc,cjwatson/lxc,efiop/lxc,glensc/lxc,smoser/lxc,Distrotech/lxc,ecarrara/lxc,federicobriata/lxc,abstrakraft/lxc-android-lxc,thmo/lxc,sapun/lxc,smoser/lxc,LynxChaus/lxc,glensc/lxc,Distrotech/lxc,szaszg/lxc,weizhenwei/lxc,akshaykarle/lxc,ksperis/lxc,hallyn/lxc,smoser/lxc,hallyn/lxc,lazy404/lxc,GreatFruitOmsk/lxc,christiaan/lxc,cjwatson/lxc,lazy404/lxc,DarknessBeforeDawn/lxc,terceiro/lxc,bostjan/lxc,federicobriata/lxc,DarknessBeforeDawn/lxc,rowhit/lxc,bmoar/lxc,rldleblanc/lxc,Distrotech/lxc,regit/lxc,hkjolhede/lxc,weizhenwei/lxc,ioops/lxc,fwilson42/lxc,lisongmin/lxc,terceiro/lxc,yubo/lxc,QingweiPeterLan/cs188-lxc,sapun/lxc,smoser/lxc,caglar10ur/lxc,tych0/lxc,rldleblanc/lxc,LynxChaus/lxc,akshaykarle/lxc,ojkastl/lxc_Patches,bmoar/lxc,glensc/lxc,raspberrypython/lxc,szaszg/lxc,lisongmin/lxc,LynxChaus/lxc,rldleblanc/lxc,virajs/lxc,Ponce/lxc,jirislaby/lxc,ysbnim/lxc,armcc/lxc,efiop/lxc,jirislaby/lxc,ss1h2a3tw/lxc,hkjolhede/lxc,codebauss/lxc,regit/lxc,jirislaby/lxc,tych0/lxc,virajs/lxc,rowhit/lxc,hkjolhede/lxc,regit/lxc,QingweiPeterLan/cs188-lxc,JohnPeacockMessageSystems/lxc,abstrakraft/lxc-android-lxc,christiaan/lxc,hallyn/lxc,ecarrara/lxc,codebauss/lxc,thmo/lxc