pkg install not working

[kpartha]

Hi,
     I am unable to install Octave packages in Ubuntu OS. The 'pkg install
-verbose io' terminates with " make: not found" error.
__________________________________
uname -a 
Linux User 4.18.0-21-generic #22~18.04.1-Ubuntu SMP Thu May 16 15:07:19 UTC
2019 x86_64 x86_64 x86_64 GNU/Linux
-------------------------------
pkg install -forge io
sh: 1: make: not found

pkg: error running `make' for the io package.
error: called from
    configure_make at line 95 column 9
    install at line 194 column 7
    pkg at line 394 column 9
--------------------------------------------------
pkg install -forge image
sh: 1: make: not found

pkg: error running `make' for the image package.
error: called from
    configure_make at line 95 column 9
    install at line 194 column 7
    pkg at line 394 column 9
--------------------------------------------
parthasarathy@Lab6-Parthasarathy:~/.config/octave$ uname -a
Linux Lab6-Parthasarathy 4.18.0-21-generic #22~18.04.1-Ubuntu SMP Thu May 16
15:07:19 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

Any suggestions on how to fix this? 
Thanks in advance.

-Kp



--
Sent from: https://octave.1599824.n4.nabble.com/Octave-General-f1599825.html