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-rw-r--r--newlib/libc/include/ctype.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/newlib/libc/include/ctype.h b/newlib/libc/include/ctype.h
index 8b1013ac0..932a567e2 100644
--- a/newlib/libc/include/ctype.h
+++ b/newlib/libc/include/ctype.h
@@ -111,7 +111,7 @@ const char *__locale_ctype_ptr (void);
#ifdef __HAVE_LOCALE_INFO__
const char *__locale_ctype_ptr_l (locale_t);
#else
-static __inline char *
+static __inline const char *
__locale_ctype_ptr_l(locale_t _l)
{
(void)_l;