MAJOR(K) UNIX System V MAJOR(K)
Name
major, makedev, minor - returns major, new device number, or
minor device number
Syntax
#include "sys/sysmacros.h"
int
major(device-number)
dev_t device-number;
dev_t
makedev(major-num, minor-num)
int major-num, minor-num;
int
minor(device-number)
dev_t device-number;
Description
The major macro returns the major device number from a
device number. minor returns the minor device number.
The makedev macro returns a new device number from major and
minor device numbers.
Parameters
device-number is a short integer device number that contains
both the major and minor device numbers.
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