devinfo_hotplug_enqueue
devinfo_hotplug_enqueue (d, devfs_path, handler, HOTPLUG_ACTION_ADD, 0);
devinfo_hotplug_enqueue (d, devfs_path, handler, HOTPLUG_ACTION_ADD, 1);
devinfo_hotplug_enqueue (NULL, devfs_path, handler, HOTPLUG_ACTION_REMOVE, 0);
void devinfo_hotplug_enqueue(HalDevice *d, gchar *devfs_path, DevinfoDevHandler *handler, int action, int front);