ATTR__UNKNOWN     108 attr.c         	check_all_attr[a->attr_nr].value = ATTR__UNKNOWN;
ATTR__UNKNOWN     324 attr.c         			    setto == ATTR__UNKNOWN)
ATTR__UNKNOWN     669 attr.c         		if (*n == ATTR__UNKNOWN) {
ATTR__UNKNOWN     752 attr.c         		check_all_attr[i].value = ATTR__UNKNOWN;
ATTR__UNKNOWN     780 attr.c         		if (value == ATTR__UNKNOWN)
ATTR__UNKNOWN     798 attr.c         		if (value != ATTR__UNSET && value != ATTR__UNKNOWN)
ATTR__UNKNOWN     806 attr.c         		if (value != ATTR__UNSET && value != ATTR__UNKNOWN) {