233c233,237
<     SET(_boost_INCLUDE_SEARCH_DIRS $ENV{BOOST_ROOT}/include ${_boost_INCLUDE_SEARCH_DIRS})
---
>     IF( WIN32 )
>       SET(_boost_INCLUDE_SEARCH_DIRS $ENV{BOOST_ROOT} ${_boost_INCLUDE_SEARCH_DIRS})
>     ELSE( WIN32 )
>       SET(_boost_INCLUDE_SEARCH_DIRS $ENV{BOOST_ROOT}/include ${_boost_INCLUDE_SEARCH_DIRS})
>     ENDIF( WIN32 )