
add a parameter `limit'. let callers send the date themselves (and preferably with net_write on tcp sockets) (send_and_recv_tcp): read first the length field and then only that many bytes git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@6902 ec53bebd-3082-4978-b11e-865c3cabbd6b