MKMetersBetweenMapPoints

objc2_map_kit

Function MKMetersBetweenMapPoints 

Source 
pub unsafe extern "C-unwind" fn MKMetersBetweenMapPoints(
    a: MKMapPoint,
    b: MKMapPoint,
) -> CLLocationDistance
Available on crate features MKGeometry and objc2-core-location only.