Function openssl_sys::d2i_PKCS8PrivateKey_bio

pub unsafe extern fn d2i_PKCS8PrivateKey_bio(bp: *mut BIO,
                                             x: *mut *mut EVP_PKEY,
                                             cb: Option<PasswordCallback>,
                                             u: *mut c_void)
                                             -> *mut EVP_PKEY