-extern char *parse_selector (char *method, char **selector);
-
-extern char *parse_method (char *method, char *type,
- char **class, char **category,
- char **selector);
-
-extern char *find_imps (struct symtab *symtab, struct block *block,
- char *method, struct symbol **syms,
- unsigned int *nsym, unsigned int *ndebug);
+extern const char *find_imps (const char *method,
+ std::vector<const char *> *symbol_names);