cpu model

int n;
char line[1024], *p;
FILE *f;

if (!(f = fopen("/proc/cpuinfo", "r")))
    err(1, "fopen");
n = 5;
while (n--)
    if(!fgets(line, sizeof(line), f))
        err(1, "fgets");
fclose(f);
n = strlen(line);
line[--n] = '\0';

if ((p = strchr(line, ':')) && (p + 2 - line) < n)
    fputs(p + 2, stdout);