Install libpod-index-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libpod-index-perl
index and search PODs using X<> entries
The Pod-Index distribution includes various modules for indexing and searching POD that is appropriately marked with X<> POD codes. . Pod::Index, as a module, does nothing. Everything is done by Pod::Index::Builder, Pod::Index::Search, and other helper modules.