connect back to the stderr port, so that we discover when data arrives
there before. when that happens, we assume that the daemon did not
manage to connect (because of NAT/whatever) and continue as if `-e'
was given
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@8286 ec53bebd-3082-4978-b11e-865c3cabbd6b