if (uname(&uts)) return -1;
if (len > sizeof uts.nodename) len = sizeof uts.nodename;
for (i=0; i<len && (name[i] = uts.nodename[i]); i++);
if (uname(&uts)) return -1;
if (len > sizeof uts.nodename) len = sizeof uts.nodename;
for (i=0; i<len && (name[i] = uts.nodename[i]); i++);