mdb_tid_t
mdb_getareg(mdb_tid_t tid, const char *rname, mdb_reg_t *rp)
mdb_thread_name(mdb_tid_t tid, char *buf, size_t bufsize)
extern int mdb_getareg(mdb_tid_t, const char *, mdb_reg_t *);
extern int mdb_thread_name(mdb_tid_t, char *, size_t);