From Philip Lowman, "Here's the promised cleanup of the OSG's CMakeLists.txt files for the src/ folder. I'll submit the others separately.

Also, there was also a small bug in osgDB's CMakeLists.txt that was causing an error when I tested with CMake 2.4.4.

IF(${OSG_DEFAULT_IMAGE_PLUGIN_FOR_OSX} STREQUAL "quicktime")
was changed to
IF(OSG_DEFAULT_IMAGE_PLUGIN_FOR_OSX STREQUAL "quicktime")
"

src/OpenThreads/win32/CMakeLists.txt

@@ -27,7 +27,7 @@ ADD_LIBRARY(${LIB_NAME}
 
 IF(OPENTHREADS_SONAMES)
   SET_TARGET_PROPERTIES(${LIB_NAME} PROPERTIES VERSION ${OPENTHREADS_VERSION} SOVERSION ${OPENTHREADS_SOVERSION})
-ENDIF(OPENTHREADS_SONAMES)
+ENDIF()
 
 # Since we're building different platforms binaries in 
 # their respective directories, we need to set the 
@@ -38,7 +38,7 @@ LINK_DIRECTORIES(
 
 IF(MSVC AND OSG_MSVC_VERSIONED_DLL)
     HANDLE_MSVC_DLL(ot ${OPENTHREADS_SOVERSION})
-ENDIF(MSVC AND OSG_MSVC_VERSIONED_DLL)
+ENDIF()
 
 INSTALL(
     TARGETS OpenThreads