Function titanium::desktop::gui::libdruid::piet::cairo::glib::ffi::g_unix_fd_add

pub unsafe extern "C" fn g_unix_fd_add(
    fd: i32,
    condition: u32,
    function: Option<unsafe extern "C" fn(_: i32, _: u32, _: *mut c_void) -> i32>,
    user_data: *mut c_void
) -> u32