From Mattias Helsing, "I finally got to fix the cmake Modules that have duplicates in later

version of cmake. See attached submission. I have tested the ones that
I compile myself (GDAL, Freetype, ZLIB) on ubuntu 12.04 with
cmake-2.8.7."

CMakeModules/FindFLTK.cmake

@@ -9,6 +9,15 @@
 #
 # Created by Robert Osfield. 
 
+# prefer FindFLTK from cmake distribution
+if(EXISTS ${CMAKE_ROOT}/Modules/FindFLTK.cmake)
+  include(${CMAKE_ROOT}/Modules/FindFLTK.cmake)
+
+  if(FLTK_FOUND)
+    return()
+  endif()
+endif()
+
 FIND_PATH(FLTK_INCLUDE_DIR Fl/Fl.H Fl/Fl.h
     $ENV{FLTK_DIR}/include
     $ENV{FLTK_DIR}

CMakeModules/FindFreetype.cmake

@@ -12,6 +12,15 @@
 # used in building FREETYPE.
 # Created by Eric Wing. 
 
+# prefer FindFreetype from cmake distribution
+if(EXISTS ${CMAKE_ROOT}/Modules/FindFreetype.cmake)
+  include(${CMAKE_ROOT}/Modules/FindFreetype.cmake)
+
+  if(FREETYPE_FOUND)
+    return()
+  endif()
+endif()
+
 # Ugh, FreeType seems to use some #include trickery which 
 # makes this harder than it should be. It looks like they
 # put ft2build.h in a common/easier-to-find location which
@@ -24,6 +33,7 @@
 # wants explicit full paths and this trickery doesn't work too well.
 # I'm going to attempt to cut out the middleman and hope 
 # everything still works.
+
 FIND_PATH(FREETYPE_INCLUDE_DIR_ft2build ft2build.h 
   PATHS
   $ENV{FREETYPE_DIR}

CMakeModules/FindGDAL.cmake

@@ -19,6 +19,7 @@
 # This makes the presumption that you are include gdal.h like
 # #include "gdal.h"
 
+# prefer FindGDAL from cmake distribution
 if(EXISTS ${CMAKE_ROOT}/Modules/FindGDAL.cmake)
   include(${CMAKE_ROOT}/Modules/FindGDAL.cmake)
 

CMakeModules/FindJasper.cmake

@@ -9,6 +9,15 @@
 #
 # Created by Robert Osfield. 
 
+# prefer FindJasper from cmake distribution
+if(EXISTS ${CMAKE_ROOT}/Modules/FindJasper.cmake)
+  include(${CMAKE_ROOT}/Modules/FindJasper.cmake)
+
+  if(JASPER_FOUND)
+    return()
+  endif()
+endif()
+
 FIND_PATH(JASPER_INCLUDE_DIR jasper/jasper.h
     $ENV{JASPER_DIR}/include
     $ENV{JASPER_DIR}/src/libjasper/include

CMakeModules/FindOpenThreads.cmake

@@ -17,6 +17,16 @@
 #
 # Created by Eric Wing.
 
+# prefer FindOpenThreads from cmake distribution
+if(EXISTS ${CMAKE_ROOT}/Modules/FindOpenThreads.cmake)
+  include(${CMAKE_ROOT}/Modules/FindOpenThreads.cmake)
+
+  if(OPENTHREADS_FOUND)
+    return()
+  endif()
+endif()
+
+
 # Header files are presumed to be included like
 # #include <OpenThreads/Thread>
 

CMakeModules/FindQuickTime.cmake

@@ -9,6 +9,16 @@
 #
 # Created by Eric Wing. 
 
+# prefer FindQuickTime from cmake distribution
+if(EXISTS ${CMAKE_ROOT}/Modules/FindQuickTime.cmake)
+  include(${CMAKE_ROOT}/Modules/FindQuickTime.cmake)
+
+  if(QUICKTIME_FOUND)
+    return()
+  endif()
+endif()
+
+
 # QuickTime on OS X looks different than QuickTime for Windows,
 # so I am going to case the two.
 

CMakeModules/FindZLIB.cmake

@@ -10,6 +10,16 @@
 #
 # Created by Ulrich Hertlein. 
 
+# prefer FindZLIB from cmake distribution
+if(EXISTS ${CMAKE_ROOT}/Modules/FindZLIB.cmake)
+  include(${CMAKE_ROOT}/Modules/FindZLIB.cmake)
+
+  if(ZLIB_FOUND)
+    return()
+  endif()
+endif()
+
+
 FIND_PATH(ZLIB_INCLUDE_DIR zlib.h
     $ENV{ZLIB_DIR}/include
     $ENV{ZLIB_DIR}