*** Install Libraries ***
$sudo apt-get install gawk
$sudo apt-get install gawk-doc
$sudo apt-get install gcc

$sudo xterm autoconf libtool texinfo zlib1g-dev gcc-multilib build-essential

$sudo apt-get install zlib1g:i386

$sudo apt-get install net-tools

$sudo apt-get install libncurses5
$sudo apt-get install libncurses5-dev
*** END ***

*** Install petalinux ***
./petalinux-v2021.2-final-installer.run
(By default petalinux install at current directory)
*** END ***

*** Change Shell to Bash ***
$sudo dpkg-reconfigure dash
Select '<NO>' in 'Configuring dash' dialog box.
Exit
*** END ***

*** Install TFTP NFS etc. ***
see "steps-to-install-ubuntu-and-app"
*** END ***