struct variable *parse_variable (void);
struct variable *parse_dict_variable (const struct dictionary *);
-int parse_variables (const struct dictionary *, struct variable ***, size_t *,
+bool parse_variables (const struct dictionary *, struct variable ***, size_t *,
int opts);
-int parse_variables_pool (struct pool *, const struct dictionary *,
+bool parse_variables_pool (struct pool *, const struct dictionary *,
struct variable ***, size_t *, int opts);
-int parse_var_set_vars (const struct var_set *, struct variable ***, size_t *,
+bool parse_var_set_vars (const struct var_set *, struct variable ***, size_t *,
int opts);
-int parse_DATA_LIST_vars (char ***names, size_t *cnt, int opts);
-int parse_DATA_LIST_vars_pool (struct pool *,
+bool parse_DATA_LIST_vars (char ***names, size_t *cnt, int opts);
+bool parse_DATA_LIST_vars_pool (struct pool *,
char ***names, size_t *cnt, int opts);
-int parse_mixed_vars (char ***names, size_t *cnt, int opts);
-int parse_mixed_vars_pool (struct pool *,
+bool parse_mixed_vars (char ***names, size_t *cnt, int opts);
+bool parse_mixed_vars_pool (struct pool *,
char ***names, size_t *cnt, int opts);
#endif /* variable-parser.h */