pub type PhidgetPHSensor_OnPHChangeCallback = Option<unsafe extern "C" fn(ch: PhidgetPHSensorHandle, ctx: *mut c_void, PH: f64)>;Aliased Type§
pub enum PhidgetPHSensor_OnPHChangeCallback {
None,
Some(unsafe extern "C" fn(*mut _PhidgetPHSensor, *mut c_void, f64)),
}