K 10 svn:author V 6 fenner K 8 svn:date V 27 2002-02-27T22:45:10.000000Z K 7 svn:log V 199 Use SIGUSR1 to propogate SIGURG to the child; security measures prevent the parent from sending SIGURG itself to the child. This fixes the problem of occasionally failing to pass the window size. END