From 05aca4d94d6281bc8dabfb006413e9aa2aa3f89a Mon Sep 17 00:00:00 2001 From: Yaakov Selkowitz Date: Thu, 11 Aug 2016 14:16:24 -0500 Subject: [PATCH] Feature test macros overhaul: wctype.h iswblank was first introduced in C99. Signed-off-by: Yaakov Selkowitz --- newlib/libc/include/wctype.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/newlib/libc/include/wctype.h b/newlib/libc/include/wctype.h index c72c9decf..0e335ec8d 100644 --- a/newlib/libc/include/wctype.h +++ b/newlib/libc/include/wctype.h @@ -25,7 +25,9 @@ typedef int wctrans_t; int _EXFUN(iswalpha, (wint_t)); int _EXFUN(iswalnum, (wint_t)); +#if __ISO_C_VISIBLE >= 1999 int _EXFUN(iswblank, (wint_t)); +#endif int _EXFUN(iswcntrl, (wint_t)); int _EXFUN(iswctype, (wint_t, wctype_t)); int _EXFUN(iswdigit, (wint_t));