-extern int scsi_std_inquiry(struct udev *udev, struct scsi_id_device *dev_scsi, const char *devname);
-extern int scsi_get_serial (struct udev *udev, struct scsi_id_device *dev_scsi, const char *devname,
- int page_code, int len);
+int scsi_std_inquiry(struct udev *udev, struct scsi_id_device *dev_scsi, const char *devname);
+int scsi_get_serial(struct udev *udev, struct scsi_id_device *dev_scsi, const char *devname,
+ int page_code, int len);