MDP_STEP1
} else if (p->p_md.md_flags & MDP_STEP1) {
p->p_md.md_flags &= ~MDP_STEP1;
if (p->p_md.md_flags & (MDP_STEP1|MDP_STEP2))
p->p_md.md_flags |= MDP_STEP1;
if (p->p_md.md_flags & (MDP_STEP1|MDP_STEP2)) {