There is an ongoing outage on the primary CPAN mirror. It is possible to work around the issue by using MetaCPAN as a mirror.
No POD found for TTF.pm. Time to read the source?
TTF.pm
To install SDL, copy and paste the appropriate command in to your terminal.
cpanm
cpanm SDL
CPAN shell
perl -MCPAN -e shell install SDL
For more information on module installation, please visit the detailed CPAN module installation guide.