dlopen2 0.5.0

Library for opening and operating on dynamic link libraries (also known as shared objects or shared libraries).
Documentation 
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use super::super::err::Error;
use super::from_raw::{FromRawResult, RawResult};

impl<T> FromRawResult for Option<T>
where
    T: FromRawResult,
{
    unsafe fn from_raw_result(raw_result: RawResult) -> Result<Option<T>, Error> {
        match T::from_raw_result(raw_result) {
            Ok(val) => Ok(Some(val)),
            Err(_) => Ok(None),
        }
    }
}