Apertium on Windows/Ushort patch

--- lttoolbox/Node.H	2007-04-30 23:02:45.000000000 +0200
+++ lttoolbox/Node.H	2007-07-22 16:41:50.000000000 +0200
@@ -20,6 +20,11 @@
 #ifndef _NODE_
 #define _NODE_
 
+
+#if !HAVE_DECL_USHORT
+typedef unsigned short int ushort;
+#endif
+
 #include <cstdlib>
 #include <list>
 #include <map>