Function gobject_sys::g_signal_new

pub unsafe extern "C" fn g_signal_new(
    signal_name: *const c_char, 
    itype: GType, 
    signal_flags: GSignalFlags, 
    class_offset: c_uint, 
    accumulator: GSignalAccumulator, 
    accu_data: gpointer, 
    c_marshaller: GSignalCMarshaller, 
    return_type: GType, 
    n_params: c_uint,
     ...
) -> c_uint