2964 need POSIX 2008 locale object support

@@ -27,10 +27,30 @@
 
 #ifndef _MBLOCAL_H_
 #define _MBLOCAL_H_
 
 #include "runetype.h"
+#include "xlocale_private.h"
+
+/*
+ * Conversion function pointers for current encoding.
+ */
+struct xlocale_ctype {
+        struct xlocale_component header;
+        _RuneLocale *runes;
+        size_t (*__mbrtowc)(wchar_t *_RESTRICT_KYWD, const char *_RESTRICT_KYWD,
+            size_t, mbstate_t *_RESTRICT_KYWD);
+        int (*__mbsinit)(const mbstate_t *);
+        size_t (*__mbsnrtowcs)(wchar_t *_RESTRICT_KYWD, const char **_RESTRICT_KYWD,
+            size_t, size_t, mbstate_t *_RESTRICT_KYWD);
+        size_t (*__wcrtomb)(char *_RESTRICT_KYWD, wchar_t, mbstate_t *_RESTRICT_KYWD);
+        size_t (*__wcsnrtombs)(char *_RESTRICT_KYWD, const wchar_t **_RESTRICT_KYWD,
+            size_t, size_t, mbstate_t *_RESTRICT_KYWD);
+        int __mb_cur_max;
+        int __mb_sb_limit;
+};
+#define XLOCALE_CTYPE(x)        ((struct xlocale_ctype*)(x)->components[XLC_CTYPE])
 
 /*
  * Rune initialization function prototypes.
  */
 int     _none_init(_RuneLocale *);