2964 need POSIX 2008 locale object support

@@ -31,9 +31,10 @@
 #define ENCODING_LEN 31
 #define CATEGORY_LEN 11
 
 extern char *_PathLocale;
 
+const char *__get_locale_env(int);
 int     __detect_path_locale(void);
 int     __wrap_setrunelocale(const char *);
 
 #endif /* !_SETLOCALE_H_ */