+SET (CMAKE_SYSTEM_NAME "Linux" CACHE STRING " " FORCE)
+SET (CMAKE_SYSTEM_VERSION "%(uname -r)" CACHE STRING " " FORCE)
+SET (CMAKE_CROSSCOMPILING FALSE CACHE BOOL " " FORCE)
+%ifarch x32
+SET (CMAKE_SYSTEM_PROCESSOR "x86_64" CACHE STRING " " FORCE)
+%else
+SET (CMAKE_SYSTEM_PROCESSOR "%{_target_cpu}" CACHE STRING " " FORCE)
+%endif