sed -i '/lxc.utsname/d' $lxc_path/$lxc_new/config
echo "lxc.utsname = $hostname" >> $lxc_path/$lxc_new/config
-grep "lxc.mount =" $lxc_path/$lxc_new/config >/dev/null 2>&1 && { sed -i '/lxc.mount =/d' $lxc_path/$lxc_new/config; echo "lxc.mount = $lxc_path/$lxc_new/fstab" >> $lxc_path/$lxc_new/config; }
+grep "lxc.mount[ \t]" $lxc_path/$lxc_new/config >/dev/null 2>&1 && { sed -i '/lxc.mount[ \t]/d' $lxc_path/$lxc_new/config; echo "lxc.mount = $lxc_path/$lxc_new/fstab" >> $lxc_path/$lxc_new/config; }
if [ -e $lxc_path/$lxc_orig/fstab ];then
cp $lxc_path/$lxc_orig/fstab $lxc_path/$lxc_new/fstab