pub unsafe extern "C" fn SteamAPI_ISteamMatchmaking_AddFavoriteGame(
    self_: *mut ISteamMatchmaking,
    nAppID: AppId_t,
    nIP: uint32,
    nConnPort: uint16,
    nQueryPort: uint16,
    unFlags: uint32,
    rTime32LastPlayedOnServer: uint32
) -> c_int