pub unsafe extern "C" fn switchtec_get_devices(
dev: *mut switchtec_dev,
status: *mut switchtec_status,
ports: c_int,
) -> c_intpub unsafe extern "C" fn switchtec_get_devices(
dev: *mut switchtec_dev,
status: *mut switchtec_status,
ports: c_int,
) -> c_int