kt_regs
{ "$r", NULL, "print general-purpose registers", kt_regs },
{ "$?", NULL, "print status and registers", kt_regs },
{ "regs", NULL, "print general-purpose registers", kt_regs },
kt->k_dcmd_regs = kt_regs;
kt->k_dcmd_regs = kt_regs;
return (kt_regs((uintptr_t)®s, flags, argc, argv));
extern int kt_regs(uintptr_t, uint_t, int, const mdb_arg_t *);