--- src/tree.c.orig	Thu Aug  7 09:18:14 2008
+++ src/tree.c	Thu Aug  7 09:20:48 2008
@@ -871,7 +871,10 @@
 	  else
 	    *name = "Windows:Unknown Windows";
 	}
-	else if (*c >= '6' && *c <= '9')
+	/* from http://article.gmane.org/gmane.comp.web.analog.general/5996/ */
+	else if (*c =='6')	{
+		*name = "Windows:Windows Vista";
+	} else if (*c >= '7' && *c <= '9')
 	  *name = "Windows:Unknown Windows";
 	else
 	  *name = "Windows:Windows NT";