pub type bio_info_cb = Option<unsafe extern "C" fn(bio: *mut BIO, event: c_int, parg: *const c_char, cmd: c_int, larg: c_long, return_value: c_long) -> c_long>;Aliased Type§
enum bio_info_cb {
None,
Some(unsafe extern "C" fn(*mut bio_st, i32, *const i8, i32, i64, i64) -> i64),
}