--- CMakeLists.txt.orig	2012-01-30 09:52:38.000000000 +0900
+++ CMakeLists.txt	2012-01-30 09:52:45.000000000 +0900
@@ -32,7 +32,7 @@
 add_subdirectory(kerfuffle)
 add_subdirectory(part)
 add_subdirectory(app)
-add_subdirectory(doc)
+#add_subdirectory(doc)
 
 if(${CMAKE_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_SOURCE_DIR})
     message(STATUS "Supported MIME types: ${SUPPORTED_ARK_MIMETYPES}")