摘要:
转载自:http://www.devdiv.com/forum.php?mod=viewthread&tid=31724#import <sys/socket.h>#import <netinet/in.h>#import <arpa/inet.h>#import <netdb.h>#import <SystemConfiguration/SCNetworkReachability.h>//Snip, you know we're in the implementation...- (BOOL) connectedTo 阅读全文