pub unsafe extern "C" fn Tcl_GetChannel(
interp: *mut Tcl_Interp,
chanName: *const c_char,
modePtr: *mut c_int,
) -> Tcl_Channelpub unsafe extern "C" fn Tcl_GetChannel(
interp: *mut Tcl_Interp,
chanName: *const c_char,
modePtr: *mut c_int,
) -> Tcl_Channel