x11::xt

Function XtAddEventHandler

Source 
pub unsafe extern "C" fn XtAddEventHandler(
    _5: Widget,
    _4: c_ulong,
    _3: c_char,
    _2: Option<unsafe extern "C" fn(Widget, *mut c_void, *mut XEvent, *mut c_char)>,
    _1: *mut c_void,
)