- int (*cn_probe)(); /* probe hardware and fill in consdev info */
- int (*cn_init)(); /* turn on as console */
- int (*cn_getc)(); /* kernel getchar interface */
- int (*cn_putc)(); /* kernel putchar interface */
+ int (*cn_probe)(void); /* probe and fill in consdev info */
+ int (*cn_init)(void); /* turn on as console */
+ int (*cn_getc)(void); /* kernel getchar interface */
+ int (*cn_putc)(void); /* kernel putchar interface */