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@@ -1463,7 +1463,7 @@ extern int alloc_chrdev_region(dev_t *, unsigned, unsigned, const char *);
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extern int register_chrdev_region(dev_t, unsigned, const char *);
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extern int register_chrdev(unsigned int, const char *,
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const struct file_operations *);
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-extern int unregister_chrdev(unsigned int, const char *);
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+extern void unregister_chrdev(unsigned int, const char *);
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extern void unregister_chrdev_region(dev_t, unsigned);
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extern int chrdev_open(struct inode *, struct file *);
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extern void chrdev_show(struct seq_file *,off_t);
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