getrandom 0.4.0-rc.1

A small cross-platform library for retrieving random data from system source
Documentation 
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fn main() {
    // Automatically detect cfg(sanitize = "memory") even if cfg(sanitize) isn't
    // supported. Build scripts get cfg() info, even if the cfg is unstable.
    println!("cargo:rerun-if-changed=build.rs");
    let sanitizers = std::env::var("CARGO_CFG_SANITIZE").unwrap_or_default();
    if sanitizers.contains("memory") {
        println!("cargo:rustc-cfg=getrandom_msan");
    }
}