pub type fmi3DoStepTYPE = Option<unsafe extern "C" fn(instance: fmi3Instance, currentCommunicationPoint: fmi3Float64, communicationStepSize: fmi3Float64, noSetFMUStatePriorToCurrentPoint: fmi3Boolean, eventHandlingNeeded: *mut fmi3Boolean, terminateSimulation: *mut fmi3Boolean, earlyReturn: *mut fmi3Boolean, lastSuccessfulTime: *mut fmi3Float64) -> fmi3Status>;
enum fmi3DoStepTYPE {
None,
Some(unsafe extern "C" fn(_: *mut c_void, _: f64, _: f64, _: bool, _: *mut bool, _: *mut bool, _: *mut bool, _: *mut f64) -> u32),
}