parport.o is the name of a kernel module the runs the parallel port driver. You can run
to load it into the system. (NB: It has only one ‘r’).
The name of the first parallel port device is /dev/lp0
To include hidden files in a search depends on what you are using to search with. Something like this will work:
(List all the contents of the current directory recursively).
Hope that helps,
— Robert J. Lee