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sysctl 0.3.0

Simplified interface to libc::sysctl
Documentation 
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extern crate libc;
extern crate sysctl;

use libc::c_int;

// Copied from /usr/include/sys/time.h
#[derive(Debug)]
#[repr(C)]
struct ClockInfo {
    hz: c_int,   /* clock frequency */
    tick: c_int, /* micro-seconds per hz tick */
    spare: c_int,
    stathz: c_int, /* statistics clock frequency */
    profhz: c_int, /* profiling clock frequency */
}

fn main() {
    let oid: Vec<i32> = vec![libc::CTL_KERN, libc::KERN_CLOCKRATE];
    let val: Box<ClockInfo> = sysctl::Ctl { oid }.value_as().expect("could not get value");
    println!("{:?}", val);
}