# 
# 
# patch "option.hh"
#  from [2c947db8d2d4182ebdb3a157b31e8271848a29cc]
#    to [7c985660c7dfa7b4bea1150175668ce131c5a9ed]
# 
============================================================
--- option.hh	2c947db8d2d4182ebdb3a157b31e8271848a29cc
+++ option.hh	7c985660c7dfa7b4bea1150175668ce131c5a9ed
@@ -10,6 +10,8 @@
 #include <boost/function.hpp>
 #include <boost/lexical_cast.hpp>
 
+#include "sanity.hh"
+
 namespace option {
   // Base for errors thrown by this code.
   struct option_error : public std::invalid_argument