init: Move device_fd to devices.c

Change-Id: I11ed0f3e1b95d2cff4fdbd80b915c01572f76b0e
diff --git a/init/devices.h b/init/devices.h
index b484da4..e14f4c8 100644
--- a/init/devices.h
+++ b/init/devices.h
@@ -17,11 +17,11 @@
 #ifndef _INIT_DEVICES_H
 #define _INIT_DEVICES_H
 
-extern void handle_device_fd(int fd);
-extern int device_init(void);
+extern void handle_device_fd();
+extern void device_init(void);
 extern void qemu_init(void);
 extern void qemu_cmdline(const char* name, const char *value);
 extern int add_devperms_partners(const char *name, mode_t perm, unsigned int uid,
                                  unsigned int gid, unsigned short prefix);
-
+int get_device_fd();
 #endif	/* _INIT_DEVICES_H */