char **set_get_strv(Set *s);
#define SET_FOREACH(e, s, i) \
for ((i) = ITERATOR_FIRST, (e) = set_iterate((s), &(i)); (e); (e) = set_iterate((s), &(i)))
char **set_get_strv(Set *s);
#define SET_FOREACH(e, s, i) \
for ((i) = ITERATOR_FIRST, (e) = set_iterate((s), &(i)); (e); (e) = set_iterate((s), &(i)))