1 files changed, 3 insertions, 2 deletions
diff --git a/halibut.h b/halibut.h
index 8bbcc1e..934604a 100644
--- a/halibut.h
+++ b/halibut.h
@@ -287,8 +287,9 @@ wchar_t utolower(wchar_t);
 int uisalpha(wchar_t);
 int ustrcmp(wchar_t *lhs, wchar_t *rhs);
 int ustricmp(wchar_t *lhs, wchar_t *rhs);
-int utoi(wchar_t *);
-int utob(wchar_t *);
+int utoi(wchar_t const *);
+double utof(wchar_t const *);
+int utob(wchar_t const *);
 int uisdigit(wchar_t);
 wchar_t *ustrlow(wchar_t *s);
 wchar_t *ustrftime(const wchar_t *wfmt, const struct tm *timespec);