KVME_FLAG_GROWS_DOWN
kve->kve_flags |= KVME_FLAG_GROWS_DOWN;
#define _STACK_FLAG_GROWS (KVME_FLAG_GROWS_UP | KVME_FLAG_GROWS_DOWN)
KVME_FLAG_GROWS_DOWN ? "D" : "-");
KVME_FLAG_GROWS_DOWN ? "true" : "false");