int filename__read_debuglink(const char *filename, char *debuglink,
size_t size);
-int symbol__init(void);
+struct perf_session_env;
+int symbol__init(struct perf_session_env *env);
void symbol__exit(void);
void symbol__elf_init(void);
struct symbol *symbol__new(u64 start, u64 len, u8 binding, const char *name);