pub unsafe extern "C" fn tls_connect_cbs(
_ctx: *mut tls,
_read_cb: tls_read_cb,
_write_cb: tls_write_cb,
_cb_arg: *mut c_void,
_servername: *const c_char,
) -> c_intpub unsafe extern "C" fn tls_connect_cbs(
_ctx: *mut tls,
_read_cb: tls_read_cb,
_write_cb: tls_write_cb,
_cb_arg: *mut c_void,
_servername: *const c_char,
) -> c_int