u8_is_invariant    34 maint/gnulib/lib/unicase/invariant.h        u8_is_invariant (const uint8_t *s, size_t n,
u8_is_invariant    37 maint/gnulib/lib/unicase/u8-is-casefolded.c   return u8_is_invariant (s, n, u8_casefold, iso639_language, resultp);
u8_is_invariant    38 maint/gnulib/lib/unicase/u8-is-invariant.c #define FUNC u8_is_invariant
u8_is_invariant    37 maint/gnulib/lib/unicase/u8-is-lowercase.c   return u8_is_invariant (s, n, u8_tolower, iso639_language, resultp);
u8_is_invariant    37 maint/gnulib/lib/unicase/u8-is-titlecase.c   return u8_is_invariant (s, n, u8_totitle, iso639_language, resultp);
u8_is_invariant    37 maint/gnulib/lib/unicase/u8-is-uppercase.c   return u8_is_invariant (s, n, u8_toupper, iso639_language, resultp);