pub unsafe extern "C" fn Tcl_StackChannel(
interp: *mut Tcl_Interp,
typePtr: *const Tcl_ChannelType,
instanceData: ClientData,
mask: c_int,
prevChan: Tcl_Channel,
) -> Tcl_Channelpub unsafe extern "C" fn Tcl_StackChannel(
interp: *mut Tcl_Interp,
typePtr: *const Tcl_ChannelType,
instanceData: ClientData,
mask: c_int,
prevChan: Tcl_Channel,
) -> Tcl_Channel