--- !ruby/object:RI::MethodDescription aliases: [] block_params: comment: - !ruby/struct:SM::Flow::P body: Opens the given path, returning the underlying file descriptor as a <tt>Fixnum</tt>. - !ruby/struct:SM::Flow::VERB body: " IO.sysopen("testfile") #=> 3\n" full_name: IO::sysopen is_singleton: true name: sysopen params: | IO.sysopen(path, [mode, [perm]]) => fixnum visibility: public