--- boost-1_39/boost/logic/tribool.hpp.orig	2009-05-26 19:13:26.000000000 -0400
+++ boost-1_39/boost/logic/tribool.hpp	2009-05-26 19:13:53.000000000 -0400
@@ -93,7 +93,7 @@
    *
    * \throws nothrow
    */
-  tribool(bool value) : value(value? true_value : false_value) {}
+  tribool(bool initial_value) : value(initial_value? true_value : false_value) {}
 
   /**
    * Construct a new 3-state boolean value with an indeterminate value.