To resolve this, you’ll need to ensure that GnuTLS is installed on your system and that CMake can locate it during the MariaDB build process.
sudo apt-get install gnutls-bin
sudo apt-get install libgnutls28-dev
gnutls-cli --version
sudo apt-get install gnutls-bin
sudo apt-get install libgnutls28-dev
gnutls-cli --version
sudo apt-get install gnutls-bin sudo apt-get install libgnutls28-dev gnutls-cli --version