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

*** 79,89 ****
  #define LC_MESSAGES_MASK        (1 << LC_MESSAGES)
  #define LC_ALL_MASK             (0x3f)
  
  #ifndef _LOCALE_T
  #define _LOCALE_T
! typedef struct locale *locale_t;
  #endif
  
  #if     defined(__STDC__)
  extern locale_t duplocale(locale_t);
  extern void     freelocale(locale_t);
--- 79,89 ----
  #define LC_MESSAGES_MASK        (1 << LC_MESSAGES)
  #define LC_ALL_MASK             (0x3f)
  
  #ifndef _LOCALE_T
  #define _LOCALE_T
! typedef struct _locale *locale_t;
  #endif
  
  #if     defined(__STDC__)
  extern locale_t duplocale(locale_t);
  extern void     freelocale(locale_t);