fibdrv.c
static ssize_t fib_read(struct file *file,
                        char *buf,
                        size_t size,
                        loff_t *offset)
{
    return (ssize_t) fib_sequence(*offset);
}
/* calculate the fibonacci number at given offset */
calculate the fibonacci number at given offset
calculate the fibonacci number at given offset
static ssize_t fib_read(struct file *file,
                        char *buf,
                        size_t size,
                        loff_t *offset)
{
    return (ssize_t) fib_sequence(*offset);
}
static ssize_t fib_read ( struct file * file , char * buf , size_t size , loff_t * offset ) { return ( ssize_t ) fib_sequence ( * offset ) ; }
calculate the fibonacci number at given offset
calculate the fibonacci number at given offset