IDMAP_UNKNOWN
nm->is_user = IDMAP_UNKNOWN;
nm->is_wuser = IDMAP_UNKNOWN;
pnm->last->is_wuser = IDMAP_UNKNOWN;
nm.is_wuser = IDMAP_UNKNOWN;
nm.is_wuser = IDMAP_UNKNOWN;
if (nm->winname != NULL && nm->is_wuser != IDMAP_UNKNOWN)
nm->is_wuser = IDMAP_UNKNOWN;
case IDMAP_UNKNOWN:
case IDMAP_UNKNOWN:
*is_source_ad = IDMAP_UNKNOWN;