WHITESP
spn = strspn(buf, WHITESP);
spn = strcspn(argv[0], WHITESP);
argv[1] = argv[0] + spn + strspn(argv[0] + spn, WHITESP);
copy = !strchr("," WHITESP, arg[i]);
copy = !strchr(WHITESP, arg[i]);
if (strchr(WHITESP, arg[i]) != NULL)
if (strchr(WHITESP, arg[i]) != NULL || i == l-1) {