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Tcl /Tk programs can act as XPA clients and/or servers using the Tcl interface to XPA that is contained in the libtclxpa.so shared object. set xpa [xpanew class name help sproc sdata smode rproc rdata rmode] xpafree xpa set xpa [xpanew class name help iproc idata imode] set xpa [xpacmdnew class name ] xpacmdadd xpa name help sproc sdata smode rproc rdata rmode xpacmddel xpa cmd ... When this routine is called, a copy of buf is saved for transmission to the client. ...