No POD found for t21mconn.t. Time to read the source?
t21mconn.t
To install DBD::Informix, copy and paste the appropriate command in to your terminal.
cpanm
cpanm DBD::Informix
CPAN shell
perl -MCPAN -e shell install DBD::Informix
For more information on module installation, please visit the detailed CPAN module installation guide.