- netname = xstrdup(optarg);
+ /* netname "." is special: a "top-level name" */
+ netname = strcmp(optarg, ".") != 0 ?
+ xstrdup(optarg) : NULL;
PEM_write_RSAPrivateKey(f, rsa_key, NULL, NULL, 0, NULL, NULL);
fclose(f);
free(filename);
PEM_write_RSAPrivateKey(f, rsa_key, NULL, NULL, 0, NULL, NULL);
fclose(f);
free(filename);