option(enable_gtnets "Whether gtnets model is activated." off)
option(enable_ns3 "Whether ns3 model is activated." off)
-option(enable_smpi "This variable set smpi lib." off)
+option(enable_smpi "Whether the smpi library is compiled." on)
option(enable_lua "Whether the lua bindings are activated." off)
option(enable_compile_warnings "Whether compilation warnings should be turned into errors." off)
option(enable_maintainer_mode "Whether flex and flexml files should be rebuilt." off)