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poll (Unix)

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poll is a POSIX system call to wait for one or more file descriptors to become ready for use.[1]

On *BSD and macOS, it has been largely superseded by kqueue in high performance applications.[2] On Linux, it has been superseded by ppoll and epoll.[2]

See also

References

  1. ^ Charles M. Hannum; The NetBSD Foundation, Inc. (1998). "poll, pollts — synchronous I/O multiplexing". BSD Cross Reference. NetBSD. {{cite web}}: Unknown parameter |lay-url= ignored (help)
  2. ^ a b "Connection processing methods". nginx.org.
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