[kernel32]

- Passing 0 flags to EnumSystemLocales behaves like passing LCID_SUPPORTED, so be it
- Ref: http://msdn.microsoft.com/en-us/library/dd317828%28VS.85%29.aspx
- Fixes mlang winetest crash, now it hangs after executing some hundred tests, bug #4999

svn path=/trunk/; revision=44527

reactos/dll/win32/kernel32/misc/lang.c

@@ -925,6 +925,12 @@ static BOOL NLS_EnumSystemLocales(ENUMSYSTEMLOCALES_CALLBACKS *lpProcs)
         return FALSE;
     }
 
+    /* Passing 0 flags behaves like LCID_SUPPORTED */
+    if (lpProcs->dwFlags == 0)
+    {
+        lpProcs->dwFlags = LCID_SUPPORTED;
+    }
+
     switch (lpProcs->dwFlags)
     {
         case LCID_ALTERNATE_SORTS: