Function rust_tcl_sys::tcl::Tcl_VarTraceInfo2

pub unsafe extern "C" fn Tcl_VarTraceInfo2(
    interp: *mut Tcl_Interp, 
    part1: *const c_char, 
    part2: *const c_char, 
    flags: c_int, 
    procPtr: *mut Tcl_VarTraceProc, 
    prevClientData: ClientData
) -> ClientData