sed -i "s|^\(eval.\+\)$|#\1|g"   /home/pi/vdesktop/vdesktop 
pi@raspberry48:~ $ sed -i "s|^\(export DISPLAY.\+\)$|#\1|g"  /home/pi/vdesktop/profile
pi@raspberry48:~ $ sed -i "s|^\(eval.\+\)$|#\1|g"  /home/pi/vdesktop/profile
pi@raspberry48:~ $ sed -i "s|^\(sleep.\+\)$|#\1|g"  /home/pi/vdesktop/profile
pi@raspberry48:~ $ sed -i "s|^\(lxpanelctl.\+\)$|#\1|g"  /home/pi/vdesktop/profile
pi@raspberry48:~ $ ls -l /media/netdir/source/raspberrypi
total 0
drwxrwxrwx+ 1 systemd-network users 18 Dec  6 19:53 3
drwxrwxrwx+ 1              99    99 18 Feb  9 21:53 4-01_rasp
drwxrwxrwx+ 1              99    99 18 Feb 10 18:45 4-02_readynas
drwxrwxrwx+ 1 root            root  18 Mar  4 20:08 4-04_docker_readynas
drwxrwxrwx+ 1 root            root  18 Mar  4 21:58 4-05_chroot_readynas
drwxrwxrwx+ 1              99    99 18 Dec  6 19:46 org
pi@raspberry48:~ $ mkdir -p  /media/netdir/source/raspberrypi/4-05_chroot_readynas
pi@raspberry48:~ $ inset_line=`grep -n systemd-nspawn   /home/pi/vdesktop/vdesktop  |  tail -1 | cut -f 1  -d:`
pi@raspberry48:~ $ let inset_line2=inset_line+1
pi@raspberry48:~ $ sed -i  "${inset_line2}iumount  \${mntpnt}/mnt/compile"  /home/pi/vdesktop/vdesktop 
pi@raspberry48:~ $ sed -i  "${inset_line}imount  --bind  /media/netdir/source/raspberrypi/4-05_chroot_readynas  \${mntpnt}/mnt/compile"  /home/pi/vdesktop/vdesktop 
pi@raspberry48:~ $ sed -i  "${inset_line}imkdir -p  \${mntpnt}/mnt/compile"  /home/pi/vdesktop/vdesktop 
pi@raspberry48:~ $ ls -l /mnt/runimg
ls: cannot access '/mnt/runimg': No such file or directory
pi@raspberry48:~ $ sudo /home/pi/vdesktop/vdesktop /mnt/runimg/2019-04-08-raspbian-stretch-make-new.img
Message from Botspot: Questions or suggestions? 
https://www.raspberrypi.org/forums/viewtopic.php?&t=251757
No such file or directory. Check spelling and try again.

Preparing to exit...
Unmounted and exiting...
Terminated
pi@raspberry48:~ $ logout