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NI-S / Tk-800.024 / Event / typemap 
Tcl_TimerProc *			T_IV 
Tcl_IdleProc *			T_IV
Tcl_ExitProc *			T_IV
Tcl_FileProc *			T_IV
Tcl_EventProc *			T_IV
ClientData			T_IV
Tcl_QueuePosition		T_IV
Tcl_Event *			T_IV
Tcl_TimerToken			T_IV
PerlIOHandler *			T_TK_IOHANDLER

INPUT
T_TK_IOHANDLER
	$var = SVtoPerlIOHandler($arg)