/* Obtaining information about an sfm_reader before . */
const char *sfm_get_encoding (const struct sfm_reader *);
+size_t sfm_get_strings (const struct sfm_reader *, struct pool *pool,
+ char ***labels, bool **ids, char ***values);
/* Decoding a system file's dictionary and obtaining a casereader. */
struct casereader *sfm_decode (struct sfm_reader *, const char *encoding,