Tweaks

    #[cfg(any(all(feature = "v102", ossl102), all(feature = "v110", ossl110)))]

    pub fn set_verify_cert_store(&mut self, cert_store: X509Store) -> Result<(), ErrorStack> {

        unsafe {

            // set0 will free, set1 increments, and then requires a free

            let ptr = cert_store.as_ptr();

            let result = try!(cvt(ffi::SSL_CTX_set0_verify_cert_store(self.as_ptr(), ptr) as c_int).map(|_|()));

            try!(cvt(ffi::SSL_CTX_set0_verify_cert_store(self.as_ptr(), ptr) as c_int));

            mem::forget(cert_store);

            Ok(result)

            Ok(())

        }

    }