pub unsafe extern "C" fn ble_l2cap_get_chan_info(
chan: *mut ble_l2cap_chan,
chan_info: *mut ble_l2cap_chan_info,
) -> c_int
pub unsafe extern "C" fn ble_l2cap_get_chan_info(
chan: *mut ble_l2cap_chan,
chan_info: *mut ble_l2cap_chan_info,
) -> c_int