diff -ur cmake-2.6.2/Source/kwsys/kwsysPlatformTestsCXX.cxx cmake-2.6.2-p/Source/kwsys/kwsysPlatformTestsCXX.cxx
--- cmake-2.6.2/Source/kwsys/kwsysPlatformTestsCXX.cxx	Wed Sep 24 20:34:37 2008
+++ cmake-2.6.2-p/Source/kwsys/kwsysPlatformTestsCXX.cxx	Tue Nov  4 11:18:32 2008
@@ -38,6 +38,13 @@
 int main() { return 0; }
 #endif
 
+#ifdef TEST_KWSYS_LFS_SUPPORT
+#define _LARGE_FILES
+#include <iostream>
+int main() { return 0; }
+#endif
+
+
 #ifdef TEST_KWSYS_IOS_HAVE_STD
 #include <iosfwd>
 void f(std ::ostream*) {}
diff -ur cmake-2.6.2/bootstrap cmake-2.6.2-p/bootstrap
--- cmake-2.6.2/bootstrap	Wed Sep 24 20:34:33 2008
+++ cmake-2.6.2-p/bootstrap	Tue Nov  4 11:17:11 2008
@@ -1005,6 +1005,16 @@
   echo "${cmake_cxx_compiler} does not have stl iterator_traits"
 fi
 
+if cmake_try_run "${cmake_cxx_compiler}" \
+  "${cmake_cxx_flags} -DTEST_KWSYS_LFS_SUPPORT" \
+  "${cmake_source_dir}/Source/kwsys/kwsysPlatformTestsCXX.cxx" >> cmake_bootstrap.log 2>&1; then
+  KWSYS_LFS_AVAILABLE=1
+  echo "LFS support available"
+else
+  KWSYS_LFS_AVAILABLE=0
+  echo "LFS support unavailable, disabled"
+fi
+
 if [ "x${KWSYS_STL_HAS_ITERATOR_TRAITS}" = "x0" ]; then
   if cmake_try_run "${cmake_cxx_compiler}" \
     "${cmake_cxx_flags} -DTEST_KWSYS_STL_HAS_ITERATOR_CATEGORY -DKWSYS_STL_HAVE_STD=${KWSYS_STL_HAVE_STD}" \