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NAME
     tt_X_session - return the session associated with an X  win-
     dow system display

SYNOPSIS
     #include <Tt/tt_c.h>
     char *tt_X_session(const char *xdisplaystring);

DESCRIPTION
     The tt_X_session() function returns the  session  associated
     with the named X window system display.

     The application can  call  tt_X_session()  before  it  calls
     tt_open(3).

     The xdisplaystring argument is the  name  of  an  X  display
     server; for example, somehost:0 or :0.

RETURN VALUE
     Upon  successful  completion,  the  tt_X_session()  function
     returns  the  identifier for the ToolTalk session associated
     with the named X window system display.  The application can
     use   tt_ptr_error(3)   to  extract  one  of  the  following
     Tt_status values from the returned pointer:

        TT_OK   The operation completed successfully.

        TT_ERR_SESSION
                The xdisplaystring does not name an X display.

        TT_ERR_POINTER
                The xdisplaystring is NULL.

APPLICATION USAGE
     The application should  use  tt_free(3)  to  free  any  data
     stored in the address returned by the ToolTalk API.

SEE ALSO
     tt_c(5), tt_ptr_error(3), tt_open(3), tt_free(3),

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