--- Portfile.orig	2013-07-15 18:03:57.000000000 +0200
+++ Portfile	2013-07-22 11:13:13.000000000 +0200
@@ -29,6 +29,8 @@
 # alps has its own internal boost it wants to use, and fails if MacPorts' newer boost is active.
 conflicts_build         boost
 
+patchfiles              patch-CMakeLists.txt.diff
+
 configure.args-delete   -DCMAKE_SYSTEM_PREFIX_PATH=\"${prefix}\;/usr\"
 configure.args-append   -DCMAKE_SYSTEM_PREFIX_PATH=\"/usr\;${prefix}\"                              \
                         -DBoost_ROOT_DIR:PATH=${worksrcpath}/boost                                  \