Content of RPM ruby2.1-rubygem-nio4r-doc-1.2.1-2.1.x86_64.rpm :
/usr/lib64/ruby/gems/2.1.0/doc/extensions/x86_64-linux/2.1.0
/usr/lib64/ruby/gems/2.1.0/doc/extensions/x86_64-linux/2.1.0/nio4r-1.2.1
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/cdesc-Monitor.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/close-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/closed%3f-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/interests%3d-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/interests-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/io-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/new-c.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/readable%3f-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/readiness-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/selector-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/value-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/writable%3f-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Monitor/writeable%3f-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/cdesc-Selector.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/close-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/closed%3f-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/deregister-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/empty%3f-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/new-c.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/register-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/registered%3f-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/select-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/Selector/wakeup-i.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/cdesc-NIO.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/NIO/engine-c.ri
/usr/lib64/ruby/gems/2.1.0/doc/nio4r-1.2.1/ri/cache.ri