Function x11nas::xlib::XUnregisterIMInstantiateCallback

pub unsafe extern "C" fn XUnregisterIMInstantiateCallback(
    _6: *mut Display, 
    _5: XrmDatabase, 
    _4: *mut c_char, 
    _3: *mut c_char, 
    _2: Option<unsafe extern "C" fn(_: *mut Display, _: *mut c_char, _: *mut c_char)>, 
    _1: *mut c_char
) -> c_int