-extern int udev_add_device(char *device, char *subsystem);
-extern int udev_remove_device(char *device, char *subsystem);
+#define strfieldcpy(to, from) \
+do { \
+ to[sizeof(to)-1] = '\0'; \
+ strncpy(to, from, sizeof(to)-1); \
+} while (0)
+
+extern int udev_add_device(char *path, char *subsystem);
+extern int udev_remove_device(char *path, char *subsystem);
+extern void udev_init_config(void);