Function gdk_x11_sys::xlib::XkbAddGeomOverlayKey

pub unsafe extern "C" fn XkbAddGeomOverlayKey(
    _4: *mut _XkbOverlay, 
    _3: *mut _XkbOverlayRow, 
    _2: *mut i8, 
    _1: *mut i8
) -> *mut _XkbOverlayKey