Function gio_sys::g_dbus_proxy_new_for_bus_sync

pub unsafe extern fn g_dbus_proxy_new_for_bus_sync(bus_type: GBusType,
                                                   flags: GDBusProxyFlags,
                                                   info: *mut GDBusInterfaceInfo,
                                                   name: *const c_char,
                                                   object_path: *const c_char,
                                                   interface_name: *const c_char,
                                                   cancellable: *mut GCancellable,
                                                   error: *mut *mut GError)
                                                   -> *mut GDBusProxy