File: gnupg.info,  Node: Agent UPDATESTARTUPTTY,  Next: Agent GETEVENTCOUNTER,  Prev: Agent PASSWD,  Up: Agent Protocol

2.6.14 Change the standard display
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       UPDATESTARTUPTTY

   Set the startup TTY and X-DISPLAY variables to the values of this
session.  This command is useful to direct future pinentry invocations
to another screen.  It is only required because there is no way in the
ssh-agent protocol to convey this information.