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