// InetIsOffline(). This function determines if the user wants to be
// "offline" (get all information from the cache). The dwFlags must be
// The function returns TRUE to indicate that the local system is not
// currently connected to the Internet. The function returns FALSE to
// indicate that either the local system is connected to the Internet,
// or no attempt has yet been made to connect the local system to the
// Internet. Applications that wish to support an off-line mode should
// do so if InetIsOffline() returns TRUE.
// Off-line mode begins when the user has been prompted to dial-in to
// an Internet providor, but canceled the attempt.