K 10 svn:author V 7 linimon K 8 svn:date V 27 2018-06-02T19:40:59.026647Z K 7 svn:log V 365 Adjust USES to fix building on gcc-based archs (in particular, powerpc64). On the clang architectures, these changes have no effect: the baser compiler already includes the needed features. While here, remove now-redundant CXXFLAGS statements and pet portlint (no other content change). Tested on both powerpc64 and amd64. Approved by: portmgr (tier-2 blanket) END