[...] checking whether g++ accepts -g... no checking how to run the C++ preprocessor... /lib/cpp configure: error: C++ preprocessor "/lib/cpp" fails sanity check See `config.log' for more details. [...] However, sudo actually contains no C++ code whatsoever. Would you please call epunt_cxx (from eutils.eclass, already inherited) in src_unpack? After that, it installs without complaints.
done (note: lcars should only be cc'ed on bugs relating to ldap, as described in metadata.xml)