getrandom 0.4.2

A small cross-platform library for retrieving random data from system source
Documentation 
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extern crate std;

use crate::Error;
use std::io;

impl From<Error> for io::Error {
    fn from(err: Error) -> Self {
        match err.raw_os_error() {
            Some(errno) => io::Error::from_raw_os_error(errno),
            None => io::Error::other(err),
        }
    }
}