-If you want to compile smpi, you should install f2c for use Fortran code.
-
-If you want to compile the GTNetS backend, you have to have a patched
-version of GTNetS installed. The patch lives in the contrib section of
-the SVN.
-
-Again, you should check the FAQ for more information.
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+If you want to compile the NS3 backend, you naturally need to install
+NS3, both libs and development headers.