Fix warnings

#![allow(non_camel_case_types, non_upper_case_globals, non_snake_case)]

#![allow(dead_code)]

#![feature(core, io, libc, path, std_misc, env)]

#![feature(core, old_io, libc, old_path, std_misc, env)]

#![doc(html_root_url="https://sfackler.github.io/rust-openssl/doc/openssl-sys")]

extern crate libc;

#![feature(unsafe_destructor, core, io, std_misc, libc, hash, path)]

#![feature(unsafe_destructor, core, old_io, std_misc, libc, hash, old_path)]

#![crate_name="openssl"]

#![crate_type="rlib"]

#![crate_type="dylib"]