Add u8lower()

1 files changed, 2 insertions, 0 deletions

diff --git a/include/unicode/string.h b/include/unicode/string.h
index 6197235..0c1786c 100644
--- a/include/unicode/string.h
+++ b/include/unicode/string.h
@@ -16,6 +16,8 @@ enum [[clang::__flag_enum__]] caseflags {
 size_t u8glen(const char8_t *, size_t);
 size_t u8gnext(struct u8view *, const char8_t **, size_t *);
 
+size_t u8lower(char8_t *restrict, size_t, const char8_t *, size_t,
+               enum caseflags);
 size_t u8upper(char8_t *restrict, size_t, const char8_t *, size_t,
                enum caseflags);