Function x11nas::xlib::XkbAddGeomOverlayKey

pub unsafe extern "C" fn XkbAddGeomOverlayKey(
    _4: XkbOverlayPtr, 
    _3: XkbOverlayRowPtr, 
    _2: *mut c_char, 
    _1: *mut c_char
) -> XkbOverlayKeyPtr