+/* udev commands */
+extern int udevmonitor(int argc, char *argv[], char *envp[]);
+extern int udevinfo(int argc, char *argv[], char *envp[]);
+extern int udevcontrol(int argc, char *argv[], char *envp[]);
+extern int udevtrigger(int argc, char *argv[], char *envp[]);
+extern int udevsettle(int argc, char *argv[], char *envp[]);
+extern int udevtest(int argc, char *argv[], char *envp[]);
+