* {
* printf("%s at %zu. ", member, value);
* // true means keep going with iteration.
* {
* printf("%s at %zu. ", member, value);
* // true means keep going with iteration.
* // This only adds the first time for this arg.
* strmap_add(&map, argv[i], i);
*
* // This only adds the first time for this arg.
* strmap_add(&map, argv[i], i);
*