32 {

    32 {

    33     char buf[80];

    33     char buf[80];

    34     time_t now = time (NULL);

    34     time_t now = time (NULL);

    35 

    35 

    36     FILE *f = fopen ("/proc/uptime", "r");

    36     FILE *f = fopen ("/proc/uptime", "r");

    37     if (fgets (buf, sizeof (buf), f) == NULL) {

    41     if (fgets (buf, sizeof (buf), f) == NULL) {

    38         perror ("FOPEN");

    42         perror ("FOPEN");

    39         exit (errno);

    43         exit (errno);

    40     }

    44     }

    41 

    45