$OpenBSD$
--- src/CMakeLists.txt.orig	Fri Dec 13 17:29:32 2013
+++ src/CMakeLists.txt	Fri Dec 13 17:31:56 2013
@@ -50,8 +50,6 @@ set(THIS_LIB_SOURCES
     dialogs/FileDlg.cpp
     dialogs/ThreeButtonDlg.cpp
 
-    ../libltdl/ltdl.c
-
     adobe/adam.cpp
     adobe/adam_evaluate.cpp
     adobe/adam_parser.cpp
@@ -162,12 +160,12 @@ if (BUILD_EXPERIMENTAL_EVE_SUPPORT)
     )
 endif ()
 
-set_source_files_properties(${CMAKE_HOME_DIRECTORY}/libltdl/ltdl.c PROPERTIES COMPILE_DEFINITIONS HAVE_CONFIG_H=1)
-execute_process(
-    COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_HOME_DIRECTORY}/libltdl/ltdl.h ${CMAKE_HOME_DIRECTORY}/GG/ltdl.h
-    COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_HOME_DIRECTORY}/libltdl/config.h ${CMAKE_HOME_DIRECTORY}/GG/ltdl_config.h
-)
-set_source_files_properties(${CMAKE_HOME_DIRECTORY}/GG/ltdl.h ${CMAKE_HOME_DIRECTORY}/GG/ltdl_config.h PROPERTIES GENERATED true)
+#set_source_files_properties(${CMAKE_HOME_DIRECTORY}/libltdl/ltdl.c PROPERTIES COMPILE_DEFINITIONS HAVE_CONFIG_H=1)
+#execute_process(
+#    COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_HOME_DIRECTORY}/libltdl/ltdl.h ${CMAKE_HOME_DIRECTORY}/GG/ltdl.h
+#    COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_HOME_DIRECTORY}/libltdl/config.h ${CMAKE_HOME_DIRECTORY}/GG/ltdl_config.h
+#)
+#set_source_files_properties(${CMAKE_HOME_DIRECTORY}/GG/ltdl.h ${CMAKE_HOME_DIRECTORY}/GG/ltdl_config.h PROPERTIES GENERATED true)
 
 set(THIS_LIB_LINK_LIBS ${Boost_LIBRARIES} ${OPENGL_LIBRARIES} ${FREETYPE_LIBRARIES})
 if (USE_DEVIL)