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{{Short description|System call}}{{lowercase}}{{mono|poll}} is a POSIX system call to wait for one or more file descriptors to become ready for use.{{r|n}}On *BSD and macOS, it has been largely superseded by kqueue in high performance applications.{{r|nginx}} On Linux, it has been superseded by {{mono|ppoll}} and {{mono|epoll}}.{{r|nginx}}

See also

• kqueue
• epoll
• inotify
• select

References

External links

• {{man|sh|poll|SUS}}
• {{URLweblink|man-pages for poll(2) in FreeBSD, NetBSD, OpenBSD and DragonFly BSD}}

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