KRB5_UTF8_INCR
for ( ; *str != '\0'; KRB5_UTF8_INCR(str)) {
for (cstr = str; *cstr != '\0'; KRB5_UTF8_INCR(cstr)) {
for (cset = set; *cset != '\0'; KRB5_UTF8_INCR(cset)) {
for (cstr = str; *cstr != '\0'; KRB5_UTF8_INCR(cstr)) {
for (cset = set; ; KRB5_UTF8_INCR(cset)) {
for ( ; *str != '\0'; KRB5_UTF8_INCR(str)) {
for (cset = set; *cset != '\0'; KRB5_UTF8_INCR(cset)) {
for ( ; *p ; KRB5_UTF8_INCR(p))
for ( ; p < end; KRB5_UTF8_INCR(p))