Function gobject_sys::g_cclosure_marshal_VOID__FLAGS

pub unsafe extern "C" fn g_cclosure_marshal_VOID__FLAGS(
    closure: *mut GClosure, 
    return_value: *mut GValue, 
    n_param_values: c_uint, 
    param_values: *const GValue, 
    invocation_hint: gpointer, 
    marshal_data: gpointer
)