[newlib-cygwin] Drop duplicate _ctype_ declaration from ctype_.h

[Corinna Vinschen]

https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=b690df6bbdbf3cd2e92601e078f8aac535016678

commit b690df6bbdbf3cd2e92601e078f8aac535016678
Author: Corinna Vinschen <corinna@vinschen.de>
Date:   Thu Aug 25 16:05:12 2016 +0200

    Drop duplicate _ctype_ declaration from ctype_.h
    
    It's already defined in ctype.h.
    
    Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

Diff:
---
 newlib/libc/ctype/ctype_.h     | 2 +-
 newlib/libc/locale/setlocale.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/newlib/libc/ctype/ctype_.h b/newlib/libc/ctype/ctype_.h
index 3b59a27..10a4b42 100644
--- a/newlib/libc/ctype/ctype_.h
+++ b/newlib/libc/ctype/ctype_.h
@@ -11,7 +11,7 @@
 
 #else	/* !ALLOW_NEGATIVE_CTYPE_INDEX */
 
-  extern char _ctype_[];
+  /* _ctype_ is declared in <ctype.h>. */
 # define DEFAULT_CTYPE_PTR	((char *) _ctype_)
 
 #endif	/* !ALLOW_NEGATIVE_CTYPE_INDEX */
diff --git a/newlib/libc/locale/setlocale.h b/newlib/libc/locale/setlocale.h
index daf9323..0931fe5 100644
--- a/newlib/libc/locale/setlocale.h
+++ b/newlib/libc/locale/setlocale.h
@@ -183,7 +183,7 @@ struct __locale_t
   int			(*mbtowc) (struct _reent *, wchar_t *,
 				   const char *, size_t, mbstate_t *);
   int			 cjk_lang;
-  char			*ctype_ptr; /* Unused in __global_locale */
+  char			*ctype_ptr;
   struct lconv		 lconv;
 #ifndef __HAVE_LOCALE_INFO__
   char			 mb_cur_max[2];