void var_clear_missing_values (struct variable *);
bool var_has_missing_values (const struct variable *);
-bool var_is_value_missing (const struct variable *, const union value *,
- enum mv_class);
-bool var_is_num_missing (const struct variable *, double, enum mv_class);
-bool var_is_str_missing (const struct variable *, const uint8_t[], enum mv_class);
+enum mv_class var_is_value_missing (const struct variable *, const union value *);
+enum mv_class var_is_num_missing (const struct variable *, double);
+enum mv_class var_is_str_missing (const struct variable *, const uint8_t[]);
/* Value labels. */
const char *var_lookup_value_label (const struct variable *,
bool var_must_leave (const struct variable *);
/* Short names. */
-size_t var_get_short_name_cnt (const struct variable *);
+size_t var_get_n_short_names (const struct variable *);
const char *var_get_short_name (const struct variable *, size_t idx);
void var_set_short_name (struct variable *, size_t, const char *);
void var_clear_short_names (struct variable *);