P: /usr/lib64/ruby

[ .. ]

F: bigdecimal.so
D: cgi
F: continuation.so
F: coverage.so
F: date_core.so
F: dbm.so
D: digest
F: digest.so
D: enc
F: etc.so
F: fcntl.so
F: fiber.so
F: fiddle.so
F: gdbm.so
D: io
D: json
F: monitor.so
F: nkf.so
F: objspace.so
F: openssl.so
F: pathname.so
F: psych.so
F: pty.so
D: racc
D: rbconfig
F: rbconfig.rb
F: readline.so
F: ripper.so
F: socket.so
F: stringio.so
F: strscan.so
F: syslog.so
D: vendor_ruby
F: zlib.so