### SMPI script used when simgrid is installed
set(exec_prefix ${CMAKE_INSTALL_PREFIX})
-set(includedir "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_INCLUDEDIR}")
-set(libdir "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
+set(includedir "${CMAKE_INSTALL_FULL_INCLUDEDIR}")
+set(libdir "${CMAKE_INSTALL_FULL_LIBDIR}")
set(includeflag "-I${includedir} -I${includedir}/smpi")
set(CMAKE_SMPI_COMMAND "export LD_LIBRARY_PATH=\"${libdir}")
if(NS3_LIBRARY_PATH)