Function openssl_sys::CRYPTO_get_ex_new_index

pub unsafe extern "C" fn CRYPTO_get_ex_new_index(
    class_index: c_int,
    argl: c_long,
    argp: *mut c_void,
    new_func: Option<CRYPTO_EX_new>,
    dup_func: Option<CRYPTO_EX_dup>,
    free_func: Option<CRYPTO_EX_free>,
) -> c_int