--- cmake-2.6.0-RC-5/Source/CMakeLists.txt.systemlibs	2008-03-27 10:08:21.000000000 -0600
+++ cmake-2.6.0-RC-5/Source/CMakeLists.txt	2008-03-28 11:47:10.000000000 -0600
@@ -1,3 +1,4 @@
+INCLUDE(CheckIncludeFile) 
 # Check if we can build support for ELF parsing.
 CHECK_INCLUDE_FILE("elf.h" HAVE_ELF_H)
 IF(HAVE_ELF_H)