/* parse hexadecimal string */
pm = strtoul(portmask, &end, 16);
if ((portmask[0] == '\0') || (end == NULL) || (*end != '\0') || (errno != 0))
- return -1;
-
- if (pm == 0)
- return -1;
+ return 0;
return pm;
}
printf("===================================================\n");
+
+ fflush(stdout);
}
return NULL;