Function rust_tcl_sys::tcl::Tcl_NRAddCallback

pub unsafe extern "C" fn Tcl_NRAddCallback(
    interp: *mut Tcl_Interp, 
    postProcPtr: *mut Tcl_NRPostProc, 
    data0: ClientData, 
    data1: ClientData, 
    data2: ClientData, 
    data3: ClientData
)