lib/Net/netent.pm By-name interface to Perl's builtin getnet*
lib/Net/protoent.pm By-name interface to Perl's builtin getproto*
lib/Net/servent.pm By-name interface to Perl's builtin getserv*
+lib/PerlIO.pm PerlIO support module
lib/Pod/Checker.pm Pod-Parser - check POD documents for syntax errors
lib/Pod/Find.pm used by pod/splitpod
lib/Pod/Functions.pm used by pod/splitpod