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rdev_major

        # File::Stat.rdev_major

(from ruby core)
### Implementation from Stat
---
    stat.rdev_major   -> integer

---

Returns the major part of `File_Stat#rdev` or `nil`.

    File.stat("/dev/fd1").rdev_major   #=> 2
    File.stat("/dev/tty").rdev_major   #=> 5



      

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