/usr/share/doc/ is in libio-socket-socks-perl 0.67-1.
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/usr/share/doc/libio-socket-socks-perl/
/usr/share/doc/libio-socket-socks-perl/examples/
/usr/share/doc/libio-socket-socks-perl/examples/server4.pl
/usr/share/doc/libio-socket-socks-perl/examples/multi-client-multi-ver-coro-based-server.pl
/usr/share/doc/libio-socket-socks-perl/examples/udp.pl
/usr/share/doc/libio-socket-socks-perl/examples/bind.pl
/usr/share/doc/libio-socket-socks-perl/examples/client5.pl
/usr/share/doc/libio-socket-socks-perl/examples/server5.pl
/usr/share/doc/libio-socket-socks-perl/examples/client4.pl
/usr/share/doc/libio-socket-socks-perl/examples/chain.pl
/usr/share/doc/libio-socket-socks-perl/copyright
/usr/share/doc/libio-socket-socks-perl/changelog.Debian.gz