Function pio_mc_ac_pf_instance_source_at 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn pio_mc_ac_pf_instance_source_at(
    instance: *const PioCalculationInstance,
    index: usize,
    output: *mut PioPrescribedSourceVoltageView,
    error: *mut *mut PioError,
) -> bool

Safety

Pointers and handles must satisfy the crate-level safety requirements.