make_char_unibyte  270 src/casefiddle.c     cased = make_char_unibyte (cased);
make_char_unibyte  339 src/casefiddle.c       SSET (obj, i, make_char_unibyte (cased));
make_char_unibyte  454 src/casefiddle.c       FETCH_BYTE (pos) = make_char_unibyte (cased);