and finish the job. ncurses is now the only Makefile in the tree that
uses it since it wasn't a simple mechanical change, and will be
addressed in a future commit.
nature of implied connect via sendto(). Oddly, uipc_usrreq.c implements
this for stream sockets, but doesn't set the flag in its protocol
definition so that it can actually be used. As such, the stream test is
implemented but doesn't run for now.