Function pio_package_from_multiconductor_network 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn pio_package_from_multiconductor_network(
    net: *const PioDistNetwork,
    errbuf: *mut c_char,
    errlen: usize,
) -> *mut PioPackage

Wrap a multiconductor PioDistNetwork handle in a .pio.json package. The C handle name is historical; the payload is powerio_dist::MulticonductorNetwork.