mdb_tgt_run
if (st.st_state == MDB_TGT_IDLE && mdb_tgt_run(t, 0, NULL) == -1) {
if (mdb_tgt_run(mdb.m_target, argc, argv) == -1) {
extern int mdb_tgt_run(mdb_tgt_t *, int, const struct mdb_arg *);