I’m trying to get installed libssl-dev 1.0.2a on Ubuntu 18.04 but to no avail. This version is recommended to install a version a software.
i tried
sudo apt-get install libssl-dev=1.0.2g-1ubuntu4.10
But got the error below
E: Version '1.0.2a-1ubuntu4.10' for 'libssl-dev' was not found
Your help will be appreciated.