- silence warning about using an undefined token

include/inttypes.h

@@ -27,7 +27,7 @@
 /* Get the type definitions.  */
 #include <stdint.h>
 
-#if __UCLIBC_HAS_WCHAR__
+#if defined __UCLIBC_HAS_WCHAR__ && __UCLIBC_HAS_WCHAR__
 /* Get a definition for wchar_t.  But we must not define wchar_t itself.  */
 #ifndef ____gwchar_t_defined
 # ifdef __cplusplus
@@ -311,7 +311,7 @@ extern intmax_t strtoimax (__const char *__restrict __nptr,
 extern uintmax_t strtoumax (__const char *__restrict __nptr,
 			    char ** __restrict __endptr, int __base) __THROW;
 
-#if __UCLIBC_HAS_WCHAR__
+#if defined __UCLIBC_HAS_WCHAR__ && __UCLIBC_HAS_WCHAR__
 /* Like `wcstol' but convert to `intmax_t'.  */
 extern intmax_t wcstoimax (__const __gwchar_t *__restrict __nptr,
 			   __gwchar_t **__restrict __endptr, int __base)

include/obstack.h

@@ -353,7 +353,7 @@ extern int obstack_exit_failure;
 /* NextStep 2.0 cc is really gcc 1.93 but it defines __GNUC__ = 2 and
    does not implement __extension__.  But that compiler doesn't define
    __GNUC_MINOR__.  */
-# if __GNUC__ < 2 || (__NeXT__ && !__GNUC_MINOR__)
+# if __GNUC__ < 2 || (defined __NeXT__ && __NeXT__ && !__GNUC_MINOR__)
 #  define __extension__
 # endif