@ -277,7 +277,11 @@ int main(int argc, char *argv[]) {
headers_num++;
break;
case '?':
W_ERROR("unkown option: -%c", optopt);
if ('?' != optopt) W_ERROR("unkown option: -%c\n", optopt);
show_help();
return 1;
case ':':
W_ERROR("option requires an argument: -%c\n", optopt);
}