2964 need POSIX 2008 locale object support (more C++ fixes)

@@ -92,11 +92,11 @@
 
 #if defined(_XPG7) || !defined(_STRICT_SYMBOLS)
 
 #ifndef _LOCALE_T
 #define _LOCALE_T
-typedef struct locale *locale_t;
+typedef struct _locale *locale_t;
 #endif
 
 extern int isalnum_l(int, locale_t);
 extern int isalpha_l(int, locale_t);
 extern int isblank_l(int, locale_t);