Fix compile errors in VC++ 7.0

sql/mysql_priv.h

@@ -105,6 +105,15 @@ typedef struct my_locale_st
   TYPELIB *ab_month_names;
   TYPELIB *day_names;
   TYPELIB *ab_day_names;
+#ifdef __cplusplus 
+  my_locale_st(const char *name_par, const char *descr_par, bool is_ascii_par,
+               TYPELIB *month_names_par, TYPELIB *ab_month_names_par,
+               TYPELIB *day_names_par, TYPELIB *ab_day_names_par) : 
+    name(name_par), description(descr_par), is_ascii(is_ascii_par),
+    month_names(month_names_par), ab_month_names(ab_month_names),
+    day_names(day_names_par), ab_day_names(ab_day_names_par)
+  {}
+#endif
 } MY_LOCALE;
 
 extern MY_LOCALE my_locale_en_US;