POSIX_MADV_WILLNEED

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.
  1. auto POSIX_MADV_WILLNEED;
  2. auto POSIX_MADV_WILLNEED;
  3. auto POSIX_MADV_WILLNEED;
    version(!linux && !darwin && FreeBSD)
    extern (C) const
    auto POSIX_MADV_WILLNEED = 3;

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