void casefile_mode_reader (struct casefile *);
struct casereader *casefile_get_reader (const struct casefile *);
struct casereader *casefile_get_destructive_reader (struct casefile *);
void casefile_mode_reader (struct casefile *);
struct casereader *casefile_get_reader (const struct casefile *);
struct casereader *casefile_get_destructive_reader (struct casefile *);