Function pamoja_geofence_update 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn pamoja_geofence_update(
    geofence: *mut PamojaGeofence,
    point: PamojaCoordinate,
) -> PamojaBoundary

Feeds a fix to a geofence and reports where it sits, including a crossing.

Returns

The boundary state for this fix, or PamojaBoundary::Outside if geofence is null.

Safety

geofence must be a live handle from pamoja_geofence_new, or null.