klipper@armbian:~$ sudo apt-get install cmake libjpeg8-dev
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
Package libjpeg8-dev is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
However the following packages replace it:
libjpeg62-turbo-dev:armhf libjpeg62-turbo-dev
E: Package 'libjpeg8-dev' has no installation candidate
klipper@armbian:~$ sudo apt-get install gcc g++
Reading package lists... Done
Building dependency tree... Done
Reading state information... Done
g++ is already the newest version (4:10.2.1-1).
gcc is already the newest version (4:10.2.1-1).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
klipper@armbian:~$ sudo apt-get install cmake libjpeg8-dev Reading package lists... Done Building dependency tree... Done Reading state information... Done Package libjpeg8-dev is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source However the following packages replace it: libjpeg62-turbo-dev:armhf libjpeg62-turbo-dev
E: Package 'libjpeg8-dev' has no installation candidate klipper@armbian:~$ sudo apt-get install gcc g++ Reading package lists... Done Building dependency tree... Done Reading state information... Done g++ is already the newest version (4:10.2.1-1). gcc is already the newest version (4:10.2.1-1). 0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.